Inorganic Chemistry, PERIODS

Q: Iso- electronic special are substance having electrons:

(a) :  same
(b) :  different
(c) :  eight electrons in valence shell if F¹⁻, O⁻², N⁻³, C⁻⁴
(d) :  A & C
(e) :  None of the Above
Answer:  A & C
Explanation:  

Q: Which of the following compounds is the strongest Bronsted base?

(a) :  NaCH₃
(b) :  NaOH
(c) :  NaF
(d) :  NaNH₂
(e) :  None of the Above
Answer:  NaCH₃
Explanation:  

Q: Ionization energy value is expressed in figure:

(a) :  Positive
(b) :  nagative
(c) :  sometime positive
(d) :  sometime negative
(e) :  None of the Above
Answer:  Positive
Explanation:  

Q: What is the number of water molecules inhydrates calcium chloride?

(a) :  7
(b) :  5
(c) :  2
(d) :  1
(e) :  None of the Above
Answer:  2
Explanation:  

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