Chemistry-
General
Easy
Question
The smallest particle of an element or compound that has independent existence is.....
- Inert gas
- Molecule
- Atom
- None
The correct answer is: Molecule
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If the independent variable is changed to , then the differential equation is transformed to , k being a number Then k equals
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The differential equation has the particular solution The value of , when , is
The differential equation has the particular solution The value of , when , is
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If a, b, , are real numbers, and then D is
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The value of for which the system ofequations 2x-y-z=12, x-2y+z=-4, x+y+λz=4 has no solution is
Hence λ=−2 for no solution.
The value of for which the system ofequations 2x-y-z=12, x-2y+z=-4, x+y+λz=4 has no solution is
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Hence λ=−2 for no solution.
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The number of values of for which the linear equations 4x+ky+2z=0 kx+4y+z=0 2x+2y+z=0 possess a non‐zero solution is :‐
The number of values of for which the linear equations 4x+ky+2z=0 kx+4y+z=0 2x+2y+z=0 possess a non‐zero solution is :‐
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If are in then is equal to
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If are real then the value of determinant if
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The system of linear equations x+y-z=6, x+2y-3z=14 and has a unique solution if
Hence option B is the correct option
The system of linear equations x+y-z=6, x+2y-3z=14 and has a unique solution if
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Hence option B is the correct option