Chemistry-
General
Easy

Question

Statement-1 : Xenon forms fluorides
Statement-2 : 5 d-orbitals are available in xenon for valence shell expansion

  1. Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1    
  2. Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1    
  3. Statement-1 is True, Statement-2 is False    
  4. Statement-1 is False, Statement-2 is True.    

The correct answer is: Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1

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General
chemistry-

Statement-1 : H3PO2 is a weak monobasic acid and is also strong reducing in nature
Statement-2 : 

Statement-1 : H3PO2 is a weak monobasic acid and is also strong reducing in nature
Statement-2 : 

chemistry-General
General
chemistry-

Statement-1 : Electrovalency of oxygen is two (O2-)
Statement-2 : Dinegative anion of oxygen (O2-) is quite common but dinegative anion of sulphur (S2-) is less common

Statement-1 : Electrovalency of oxygen is two (O2-)
Statement-2 : Dinegative anion of oxygen (O2-) is quite common but dinegative anion of sulphur (S2-) is less common

chemistry-General
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chemistry-

Statement-1 : H3PO3 is a dibasic acid and shows reducing characterStatement-2 :H3PO3 contains two OH– groups and one hydrogen atom directly attached to P atom

Statement-1 : H3PO3 is a dibasic acid and shows reducing characterStatement-2 :H3PO3 contains two OH– groups and one hydrogen atom directly attached to P atom

chemistry-General
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General
chemistry-

Statement-1 : PbI4 is a stable compound.
Statement-2 : Pb2+ ions with concentrated Solution of KI forms a Sol. uble complex

Statement-1 : PbI4 is a stable compound.
Statement-2 : Pb2+ ions with concentrated Solution of KI forms a Sol. uble complex

chemistry-General
General
maths-

Consider the following statements S and R: S: Both s i n blankx&cos x are decreasing functions in the interval left parenthesis pi divided by 2 comma pi right parenthesis .
R: If a differentiable function decreases in an interval left parenthesis a comma blank b right parenthesis , then its derivative also decreases in left parenthesis a comma blank b right parenthesis Which of the following is true ?

Consider the following statements S and R: S: Both s i n blankx&cos x are decreasing functions in the interval left parenthesis pi divided by 2 comma pi right parenthesis .
R: If a differentiable function decreases in an interval left parenthesis a comma blank b right parenthesis , then its derivative also decreases in left parenthesis a comma blank b right parenthesis Which of the following is true ?

maths-General
General
maths-

A triangular park is enclosed on two sides by a fence and on the third side by a straight river bank The two sides having fence are of same length x The maximum area enclosed by the park is‐

A triangular park is enclosed on two sides by a fence and on the third side by a straight river bank The two sides having fence are of same length x The maximum area enclosed by the park is‐

maths-General
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General
maths-

Let y equals f left parenthesis x right parenthesis be a thrice derivable fu nction such that f left parenthesis a right parenthesis f left parenthesis b right parenthesis less than 0 comma f left parenthesis b right parenthesis f left parenthesis c right parenthesis less than 0 comma f left parenthesis c right parenthesis f left parenthesis d right parenthesis less than 0 where a less than b less than c less than d blankAlso the equations f (x)equalsO& f to the power of ’ ’ end exponent left parenthesis x right parenthesis equals 0 have no common roots.
Statement‐I:: The equation f left parenthesis x right parenthesis left parenthesis f to the power of ’ ’ end exponent left parenthesis x right parenthesis right parenthesis to the power of 2 end exponent plus f left parenthesis x right parenthesis f to the power of ’ end exponent left parenthesis x right parenthesis f to the power of ’ ’ ’ end exponent left parenthesis x right parenthesis plus left parenthesis f to the power of ’ end exponent left parenthesis x right parenthesis right parenthesis to the power of 2 end exponent f to the power of ’ ’ end exponent left parenthesis x right parenthesis equals 0 has atleast 5 real roots.
Statement‐II:: The equation f left parenthesis x right parenthesis equals 0 has atleast 3 real distinct roots&if f left parenthesis x right parenthesis equals 0 has k real distinct roots, then f to the power of ´ end exponent left parenthesis x right parenthesis equals 0 has atleast k‐l distinct roots.

Let y equals f left parenthesis x right parenthesis be a thrice derivable fu nction such that f left parenthesis a right parenthesis f left parenthesis b right parenthesis less than 0 comma f left parenthesis b right parenthesis f left parenthesis c right parenthesis less than 0 comma f left parenthesis c right parenthesis f left parenthesis d right parenthesis less than 0 where a less than b less than c less than d blankAlso the equations f (x)equalsO& f to the power of ’ ’ end exponent left parenthesis x right parenthesis equals 0 have no common roots.
Statement‐I:: The equation f left parenthesis x right parenthesis left parenthesis f to the power of ’ ’ end exponent left parenthesis x right parenthesis right parenthesis to the power of 2 end exponent plus f left parenthesis x right parenthesis f to the power of ’ end exponent left parenthesis x right parenthesis f to the power of ’ ’ ’ end exponent left parenthesis x right parenthesis plus left parenthesis f to the power of ’ end exponent left parenthesis x right parenthesis right parenthesis to the power of 2 end exponent f to the power of ’ ’ end exponent left parenthesis x right parenthesis equals 0 has atleast 5 real roots.
Statement‐II:: The equation f left parenthesis x right parenthesis equals 0 has atleast 3 real distinct roots&if f left parenthesis x right parenthesis equals 0 has k real distinct roots, then f to the power of ´ end exponent left parenthesis x right parenthesis equals 0 has atleast k‐l distinct roots.

maths-General
General
maths-

Statement‐I:: The largest term in the sequence a subscript n end subscript equals fraction numerator n to the power of 2 end exponent over denominator 3 end fraction n element of N is the 7 to the power of t h end exponent term.
n plus 200
Statement‐II:: The function f left parenthesis x right parenthesis equals fraction numerator x to the power of 2 end exponent over denominator x to the power of 3 end exponent plus 200 end fraction attains local maxima at x equals 7.

Statement‐I:: The largest term in the sequence a subscript n end subscript equals fraction numerator n to the power of 2 end exponent over denominator 3 end fraction n element of N is the 7 to the power of t h end exponent term.
n plus 200
Statement‐II:: The function f left parenthesis x right parenthesis equals fraction numerator x to the power of 2 end exponent over denominator x to the power of 3 end exponent plus 200 end fraction attains local maxima at x equals 7.

maths-General
General
maths-

The area of the region bounded in first quadrant by y equals x to the power of 1 divided by 3 end exponent semicolon y equals negative x to the power of 2 end exponent plus 2 x plus 3 semicolon y equals 2 x minus 1 and the axis of ordinates is:

The area of the region bounded in first quadrant by y equals x to the power of 1 divided by 3 end exponent semicolon y equals negative x to the power of 2 end exponent plus 2 x plus 3 semicolon y equals 2 x minus 1 and the axis of ordinates is:

maths-General
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maths-

The area of the region bounded by the curve a to the power of 4 end exponent y to the power of 2 end exponent equals left parenthesis 2 a minus x right parenthesis x to the power of 5 end exponent is to that of the circle whose radius is a, is given by the ratio

The area of the region bounded by the curve a to the power of 4 end exponent y to the power of 2 end exponent equals left parenthesis 2 a minus x right parenthesis x to the power of 5 end exponent is to that of the circle whose radius is a, is given by the ratio

maths-General
General
maths-

Statement‐I : The area of the curve y equals s i n to the power of 2 end exponent x from 0 to pi will be more than that of curve y equals s stack m with dot on top x from 0 to pi.
Statement‐II : t to the power of 2 end exponent greater than t if t element of R minus left square bracket O comma blank 1 right square bracket.

Statement‐I : The area of the curve y equals s i n to the power of 2 end exponent x from 0 to pi will be more than that of curve y equals s stack m with dot on top x from 0 to pi.
Statement‐II : t to the power of 2 end exponent greater than t if t element of R minus left square bracket O comma blank 1 right square bracket.

maths-General
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The area bounded by the curve y=f(x) , the x‐axis &the ordinates x=1 &x =b is (b‐l)sin left parenthesis 3 b plus 4 right parenthesis Then f(x) is:

The area bounded by the curve y=f(x) , the x‐axis &the ordinates x=1 &x =b is (b‐l)sin left parenthesis 3 b plus 4 right parenthesis Then f(x) is:

maths-General
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General
maths-

The value of not stretchy integral subscript a end subscript superscript b end superscript left parenthesis x minus a right parenthesis to the power of 3 end exponent left parenthesis b blank short dash x right parenthesis 4dx is fraction numerator left parenthesis b minus a right parenthesis to the power of m end exponent over denominator n end fraction Then left parenthesis m comma blank n right parenthesis is

The value of not stretchy integral subscript a end subscript superscript b end superscript left parenthesis x minus a right parenthesis to the power of 3 end exponent left parenthesis b blank short dash x right parenthesis 4dx is fraction numerator left parenthesis b minus a right parenthesis to the power of m end exponent over denominator n end fraction Then left parenthesis m comma blank n right parenthesis is

maths-General
General
maths-

The tangent to the graph of the function y equals f left parenthesis x right parenthesis at the point with abscissa x equals 1 form an angle of pi divided by 6 and at the point x equals 2, an angle of pi divided by 3 and at the point x equals 3, an angle of pi divided by 4 The value of not stretchy integral subscript 1 end subscript superscript 3 end superscript f to the power of ’ end exponent left parenthesis x right parenthesis f to the power of ’ ’ end exponent left parenthesis x right parenthesis d x plus not stretchy integral subscript 2 end subscript superscript 3 end superscript f to the power of ’ ’ end exponent left parenthesis x right parenthesis d x( f to the power of ’ end exponent left parenthesis x right parenthesis is supposed to be continuous) is:

The tangent to the graph of the function y equals f left parenthesis x right parenthesis at the point with abscissa x equals 1 form an angle of pi divided by 6 and at the point x equals 2, an angle of pi divided by 3 and at the point x equals 3, an angle of pi divided by 4 The value of not stretchy integral subscript 1 end subscript superscript 3 end superscript f to the power of ’ end exponent left parenthesis x right parenthesis f to the power of ’ ’ end exponent left parenthesis x right parenthesis d x plus not stretchy integral subscript 2 end subscript superscript 3 end superscript f to the power of ’ ’ end exponent left parenthesis x right parenthesis d x( f to the power of ’ end exponent left parenthesis x right parenthesis is supposed to be continuous) is:

maths-General
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maths-

The integral stretchy integral subscript negative fraction numerator 1 over denominator 2 end fraction end subscript superscript fraction numerator 1 over denominator 2 end fraction end superscript   open parentheses left square bracket x right square bracket plus l n open parentheses fraction numerator 1 plus x over denominator 1 minus x end fraction close parentheses close parentheses d x equals‐

The integral stretchy integral subscript negative fraction numerator 1 over denominator 2 end fraction end subscript superscript fraction numerator 1 over denominator 2 end fraction end superscript   open parentheses left square bracket x right square bracket plus l n open parentheses fraction numerator 1 plus x over denominator 1 minus x end fraction close parentheses close parentheses d x equals‐

maths-General
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