List of top Chemistry Questions asked in AP POLYCET

If pH of rain water is less than ____ ,then it is called acid rain.
The maximum number of electrons in M shell is
Ethene and ethyne differ in the
Which of the following orbitals does not exist?
Poling process is used to
Replacing one hydrogen from NH3, by alkyl group will result in the formation of
Identify the dimethyl ether.
Niels Bohr received Nobel Prize in
Identify the correct statement.
Linus Pauling proposed the concept of
An element ‘X’ belongs to 2nd group and 3rd period. What is its valency?
During corrosion, a metal will
\(CH_3 COOH\) solution turns red litmus into
Identify the hardest substance in the body.
\(2HCl + Zn\rightarrow\)
Methyl orange shows _____ colour in acidic solution.
Which of the following is not correct?
Quantum numbers of a subshell are n = 2 and l = 1. Identify the subshell.
l values of subshells d, s, f, p are respectively
In visible light, red colour possesses
Identify the degenerated orbitals
Elements having 5, 6, 7 valency electrons are
Electronic configurations of Mg+2 ion and Cl– ion are
Coordination number of Na+ in NaCl crystal is
Bonds present in Nitrogen molecule are