A. mass B. vapour density C. volume D. temperature E. concentration Correct Answer: Option C - volume
A. X3N B. XN3 C. X3N2 D. N2X E. NX2 Correct Answer: Option A - X3N
A. 90° B. 140° C. 109° D. 120° E. 180° Correct Answer: Option E - E. 180°
A. Group 0 B. Group 1 C. Group 4 D. Group 6 E. Group 7 Correct Answer: Option B -…
A. is monatomic B. is radioactive C. is a noble gas D. has a complete valence shell E. has a…
A. o B. 1 C. 2 D. 6 E. 8 Correct Answer: Option A - o
A. electrons, neutrons and protons B. electrons and protons C. protons and neutrons D. orbital electrons E. valence electrons Correct…
A. Tyndal effect B. diffusion C. osmosis D. brownian movement E. dialysis Correct Answer: Option A - Tyndal effect
A. CH3-COO-CH2-CH3 B. CH3-CH2-CH2-CH3 C. CHCI3 D. CH3-CH2-COOH E. CH3-C=CH Correct Answer: Option B - CH3-CH2-CH2-CH3
A. strach B. reducing sugars C. oxidizing agents D. alkanoic acids E. alkanols Correct Answer: Option B - reducing sugars