19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Property of the alkaline earth metals that increases with their atomic number
[X] and [Y] are two nitrates of alkali metals [X] and [Y] on decomposition produces oxides and nitrites respectively. Here, [X] and [Y] refer to
Which of the following metal do not form salt with ethyne?
Why lithium compound are soluble in organic solvent?
Which of the following statement (s) is/are correct regarding alkali metal halides? I. They possess high melting point and are crystalline in nature. II. They are prepared by reaction of appropriate oxides with aque…
A 70 Kg man contain about …X… of Na and …Y… of K. here, X and Y refer to
The formula of soda ash is
Which of the following is used in the preparation of cakes or pastries?
Which of the following statement is incorrect regarding use of caustic soda?
Which of the following statements(s)is/are correct regarding sodium hydroxide? I. It is white and translucent. II. It melts at 591K. III. It is non-deliquescent IV. It is soluble in water and its aqueous solution is…
Sodium chloride is prepared by the electrolysis of sodium chloride solution the electrodes used as cathode and anode are respectively.
Sodium hydroxide is commercially prepared by
Which of the following is commonly named as caustic soda?
Solubility of sodium chloride in 100 g of water at 273 K is
Which of the following is present as impurity in crude sodium chloride?
Crude…A… Generally obtained by crystallization of brine solution. Here, A refers to
Sea water contain…by mass of the salt (NaCl)
Above 373K, the monohydrate sodium hydrogen carbonate becomes completely anhydrous and called as
Which of the following exist as decahydrate?
Which of the following is known molecular formula of washing soda?
Potassium is not prepared by Solvay process because …X… is too soluble to be precipitated by addition of ammonium hydrogen carbonate. Here, X refer to
What will be the product when ammonium chloride is treated with calcium hydroxide?
Solvay process is used in the preparation of
Lithium being very small in size, which …A… a large CO ion leading to the formation of more stable …B.. and …C.. Here A, B and C refer to
The carbonates and hydrogen carbonates of alkali metals are highly stable, their stability