From the below; which of the following pairs is like to be paramagnetic?
I. H = 1s1 II. N = 1s2 2s2 p3 III. O = 1s2 2s2 p4 IV. Zn = 1s2 2s2 2p6 3s2 3p6 4s2 3d10 A. I and II B. I and III C. I and IV D. III and IV Correct Answer: Option A – I and II
The noble gases owe their inactivity to?
A. Octet configuration B. Cyclic shape C. Hexagonal shape D. Obtuse configuration Correct Answer: Option A – Octet configuration
Neutral atoms of neon with atomic number 10 have the same number of electron as?
A. O²+ B. Ca²+ C. K+ D. Mg²+ Correct Answer: Option D – Mg²+
The IUPAC nomenclature of this compound below is?
A. 2-ethylpentane B. 3,4-dimethylhexane C. 2,3-dimethylhexane D. 2-ethylhexane Correct Answer: Option B – 2-ethylhexaneProducts
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