Black lung disease is common in
Options
(a) coal miners (b) refinery workers (c) petrochemical industry (d) farmers
Correct Answer:
coal miners
Explanation:
No explanation available. Be the first to write the explanation […]
Tertiary butyl alcohol gives tertiary butyl chloride on treatment with
Options
(a) conc.HCl/anhydrous ZnCl₂ (b) KCN (c) NaOCl (d) Cl₂
Correct Answer:
conc.HCl/anhydrous ZnCl₂
Explanation:
No explanation available. Be the first to write […]
The coordination number of Na⁺ in NaCl is
Options
(a) 6 (b) 8 (c) 4 (d) 1
Correct Answer:
6
Explanation:
No explanation available. Be the first to write the explanation for this […]
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