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-ethylhexane
Alkanol + Alkanoic ↔ Ester + Water. The reverse reaction is known as?
A. Hydrolysis B. Saponification C. Hydration D. Fermentation Correct Answer: Option A – Hydrolysis
C2H5OH(aq) → Y. What is Y if the reaction takes place in conc. H2SO4 at 180°C?
A. CH4 B. C2H5COOH C. C2H4 D. CH3OCH3 Correct Answer: Option C – C2H4
3Cu + pHNO3 →3Cu(NO3)2 + 4H2O + xNO. The values of p and x respectively are?
A. 1 and 3 B. 2 and 3 C. 6 and 2 D. 8 and 2 Correct Answer: Option D – 8 and 2Products
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