A. HgNO3 B. Hg2NO2 C. Hg2(NO2)2 D. Hg(NO3)2 Correct Answer: Option C C. Hg2(NO2)2
A. 2, 3 and 4 B. 2, 4 and 3 C. 1,2 and 3 D. 1, 3 and 5 Correct…
A. 3.01 x 10²² B. 6.02 x 10²² C. 6.02 x10²³ D. 1.20 x 10²¹ Correct Answer: Option B B.…
A. number of electronic shells B. number of valence electrons C. atomic size D. atomic number Correct Answer: Option B…
A. greater than their ionic radii B. equal to their ionic radii C. less than their ionic radii D. less…
A. 1s 22s12p1 B. 1s22s22p63s13p1 C. 1s22s12p3 D. 1s22s22p63so Correct Answer: Option D D. 1s²2s²2p63s°
A. 2 B. 3 C. 5 D. 6 Correct Answer: Option B B. 3
l. lt emits radiation continuously and spontaneously. ll. The emitted radiations are affected by temperature and pressure III. The radiation…
A. contain paired electrons which are repelled by magnetic field B. contain unpaired electrons in the partially filled 3d-orbital C.…
A. do not melt on heating B. harden on heating C. decompose on heating D. soften and melt on heating…