A. basicity B. acid strength C. pH D. concentration Correct Answer: Option A - basicity Explanation The basicity of an…
A. HNO3 +NaOH B. H2SO4 + KOH C. HCl + Mg(OH)2 D. HNO3 + KOH Correct Answer: Option C -…
A. Carbon (ll) oxide B. Radioactive fallout C. Biodegradable waste D. Sulphus (lV) oxide Correct Answer: Option A - Carbon…
A. plotting their solubility curves on separate axes B. plotting their solubility curves on the same axes C. plotting some…
A. make the water colourless B. remove germs from the water C. make the water tasteful D. remove odour from…
A. insoluble sodium compounds which form soluble solutions of calcium and magnesium B. soluble sodium compounds which form soluble solutions…
I. It has a varied composition from one place to another. ll. it constituents can be separated by physical means…
A. Alpha-particles B. Beta-particles C. Gamma-rays D. X-rays Correct Answer: Option D = X-rays
A. monoatmic B. good oxidizing agents C. highly electropositive D. electron donors Correct Answer: Option B - good oxidizing agents
A. ls² 2s² 2P6 3s² 3P² B. Is² 2s² 2P6 C. ls² 2s² 2p6 3s² D. ls² 2s² 2P4 Correct…