ICSE chemistry
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Correct the following statements :
The enthalpy of a system is an intensive property i.e. its value depends on the amount of matter in the system.
The enthalpy is an intensive property i.e., its value does not depend on the amount of matter in the system.
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Correct the following statement:
During a beta decay, the mass of the atom decreases by one unit.
During a beta decay, the mass of atom increases by one unit.
Correct the following statements:
In a nitrogen molecule, two nitrogens are linked together by three sigma bonds.
In a nitrogen molecule, two nitrogens are linked together by one sigma and two pi bonds.
Correct the following statements:
Chloroacetic acid is more acidic than acetic acid because of the - M effect.
Chloroacetic acid is more acidic than acetic acid because of-I effect.
Correct the following statements:
When acetone is treated with bleaching powder, acetaldehyde is obtained.
When acetone is treated with bleaching powder, chloroform is obtained.
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Mock Test Series
Mock Test Series