Hamad S-BLOCK ELEMENTS 09/04/2020 A. Gypsum B. Dolomite C. Calcite D. Plaster of Paris Related Mcqs: Carbonates of lithium are not stable like that of sodium due to________________?A. Low electronegativity B. Low electropositivity C. Low charge density D. Not known yet... Downs cell is used to prepare_________________?A. Sodium carbonate B. Sodium bicarbonate C. Sodium metal D. Sodium hydroxide... Ammonia may be prepared by heating ammonium chloride with_______________?A. Water B. NaCl C. Aqueous sodium hydroxide D. H2SO4... The word Alkali means__________________?A. Base B. Basic salt C. Ashes D. Spirit... Which of the following sulphates is not soluble in water ?A. Sodium sulphate B. Potassium sulphate C. Zinc sulphate D. Barium sulphate...
Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
Recent Comments