A. Covalent B. Dative C. Hydrogen bond D. Ionic Correct Answer: Option B C. Hydrogen bond
A. 2 B. 4 C. 6 D. 8 Correct Answer: Option A A. 2
A. They are in the same period B. Their salts are colourless C. They have the same number of valence…
A. Bromine B. Chlorine C. Flourine D. Iodine Correct Answer: Option D D. Iodine
A. Carbon(IV)oxide B. Hydrogen C. Methane D. Oxygen Correct Answer: Option B B. Hydrogen
A. Cr3+ B. Fe3+ C. Mn3+ D. Sc3+ Correct Answer: Option D D. Sc3+ Explanation: Transition metals have coloured ions…
A. C3H8 and C3H6 B. C4H10 and C5H10 C. C2H4 and C4H10 D. C2H6 and C4H10 Correct Answer: Option D…
A. Be and Mg B. Na and K C. B and Al D. Si and Pb Correct Answer: Option D…
A. 20 B. 18 C. 16 D. 2 Correct Answer: Option A A. 20
A. Non-linear B. Octahedral C. Pyramidal D. Tetrahedral Correct Answer: Option A A. Non-linear