List of top Questions asked in AP POLYCET

Pick the correct answer from the following two statements :
  1. Ohm's law is applicable to semiconductors.
  2. Ohm's law is applicable to metallic conductors.
Aliphatic hydrocarbons are
During corrosion, a metal will
Replacing one hydrogen from NH3, by alkyl group will result in the formation of
What is the structural formula of simplest ketone?
Ethene and ethyne differ in the
Corrosion of silver results in the formation of
Saturated hydrocarbons contain
Identify the dimethyl ether.
Reactivity increasing order of the following metals will be
Electronic configuration of O-2 ion is
Poling process is used to
Identify the correct statement.
The number of electrons gained by non-metallic element is equal to its
Linus Pauling proposed the concept of
Presence of 3 unpaired electrons in nitrogen can be explained by ____ principle.
Lithium, sodium and ____ are Dobereiner's triads.
An element ‘X’ belongs to 2nd group and 3rd period. What is its valency?
Valance Bond Theory was proposed by
IV A group elements are called
Strong ionic bond is formed between ____ and ____ group elements.
1s2, 2s2, 2p6, 3s2, 3p6 (2,8,8) configuration is related to
If pH of rain water is less than ____ ,then it is called acid rain.
Niels Bohr received Nobel Prize in
The maximum number of electrons in M shell is