A. XY B. XY2 C. X2Y D. X4Y6 Correct Answer: Option B B. XY2
A. Ammonium chloride B. Chlorine C. Sodium chloride D. Water Correct Answer: Option B B. Chlorine
A. 7 B. 6 C. 5 D. 3 Correct Answer: Option D D. 3
A. Electron B. Neutron C. Positron D. Proton Correct Answer: Option A A. Electron
A. Dihydric Alkanol B. Tertiary Alkanol C. Trihydric Alkanol D. Monohydric Alkanol Correct Answer: Option C C. Trihydric Alkanol
Cr²O7²- + 14H+ + ne‾ → 2Cr3+ + 7H2O. A. 7 B. 6 C. 3 D. 2 Correct Answer: Option…
A. Aluminium B. Copper C. Lead D. Iron Correct Answer: Option B B. Copper
A. Air pollution B. Flooding C. Increased humidity D. Water pollution Correct Answer: Option A A. Air pollution
A. Natural gas B. Nuclear C. Wind D. Solar Correct Answer: Option A A. Natural gas
i) CH3CH(CH3)CH3OH ii) CH3CH2CH(OH)CH3 iii) CH3C(OH)(CH3)CH3 A. I only B. II only C. I and III only D. II and…