Physics MSc

Q: copper sulphate is dissociated into Cu⁺⁺ and SO₄¯¯ ions when it is

(a) :  in solution form
(b) :  in solid form
(c) :  in gaseous form
(d) :  both A and C
(e) :  none of these
Answer:  in solution form
Explanation:  

Q: In a neutral atom, the number of protons are always

(a) :  Greater than number of neutrons
(b) :  Smaller than the number of electron
(c) :  Equal to the number of neutrons
(d) :  Equal to the number of electrons
(e) :  Greater than the number of electrons
Answer:  Equal to the number of electrons
Explanation:  

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