Chemistry-
General
Easy
Question
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 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1
- Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1
- Statement-1 is True, Statement-2 is False
- 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
Related Questions to study
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
chemistry-
Statement-1 : PbI4 is a stable compound.
Statement-2 : Pb2+ ions with concentrated Solution of KI forms a Sol. uble complex
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Statement-2 : Pb2+ ions with concentrated Solution of KI forms a Sol. uble complex
chemistry-General
maths-
Consider the following statements and : S: Both x&cos are decreasing functions in the interval .
R: If a differentiable function decreases in an interval , then its derivative also decreases in Which of the following is true ?
Consider the following statements and : S: Both x&cos are decreasing functions in the interval .
R: If a differentiable function decreases in an interval , then its derivative also decreases in Which of the following is true ?
maths-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 The maximum area enclosed by the park is‐
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maths-General
maths-
Let be a thrice derivable fu nction such that where Also the equations (x)O& have no common roots.
Statement‐I:: The equation has atleast 5 real roots.
Statement‐II:: The equation has atleast 3 real distinct roots&if has real distinct roots, then has atleast k‐l distinct roots.
Let be a thrice derivable fu nction such that where Also the equations (x)O& have no common roots.
Statement‐I:: The equation has atleast 5 real roots.
Statement‐II:: The equation has atleast 3 real distinct roots&if has real distinct roots, then has atleast k‐l distinct roots.
maths-General
maths-
Statement‐I:: The largest term in the sequence is the term.
’
Statement‐II:: The function attains local maxima at
Statement‐I:: The largest term in the sequence is the term.
’
Statement‐II:: The function attains local maxima at
maths-General
maths-
The area of the region bounded in first quadrant by and the axis of ordinates is:
The area of the region bounded in first quadrant by and the axis of ordinates is:
maths-General
maths-
The area of the region bounded by the curve is to that of the circle whose radius is , is given by the ratio
The area of the region bounded by the curve is to that of the circle whose radius is , is given by the ratio
maths-General
maths-
Statement‐I : The area of the curve from to will be more than that of curve from to
Statement‐II : if
Statement‐I : The area of the curve from to will be more than that of curve from to
Statement‐II : if
maths-General
maths-
The area bounded by the curve y=f(x) , the ‐axis &the ordinates x=1 &x =b is (b‐l)sin Then f(x) is:
The area bounded by the curve y=f(x) , the ‐axis &the ordinates x=1 &x =b is (b‐l)sin Then f(x) is:
maths-General
maths-
The value of 4dx is Then is
The value of 4dx is Then is
maths-General
maths-
The tangent to the graph of the function at the point with abscissa form an angle of and at the point , an angle of and at the point , an angle of The value of ( is supposed to be continuous) is:
The tangent to the graph of the function at the point with abscissa form an angle of and at the point , an angle of and at the point , an angle of The value of ( is supposed to be continuous) is:
maths-General
maths-
The integral equals‐
The integral equals‐
maths-General
maths-
If , then equals :
If , then equals :
maths-General
physics-
The figure shows a network of four resistances and three batteries Choose the correct alternative
The figure shows a network of four resistances and three batteries Choose the correct alternative
physics-General