EASY
Earn 100

When carbon dioxide gas is passed through lime water, it turns milky due to the formation of _____.

50% studentsanswered this correctly

Important Questions on The s-Block Elements

EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The correct sequence of thermal stability of the following carbonates is:
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
What is the commercial name for calcium oxide?
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The structures of beryllium chloride in the solid state and vapour phase, respectively, are:
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements

Match the following compounds (Column-I) with their uses (Column-II)

S. No. Column-I S.No. Column-II
(I) CaOH2 (A) casts of statues
(II) NaCl (B) white wash
(III) CaSO4·12H2O (C) antacid
(IV) CaCO3 (D) washing soda preparation

 

EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The thermal stability of alkaline earth metal carbonates –MgCO3, CaCO3, SrCO3 and BaCO3 , follows the order
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
An alkaline earth metal 'M' readily forms water soluble sulphate and water insoluble hydroxide. Its oxide MO is very stable to heat and does not have rock-salt structure. M is
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The correct order of the solubility of alkaline-earth metal sulphates in water is:
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Which of the following property of alkaline earth metal increases with their atomic number?
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The solubility of the alkaline earth's metal sulphates in water decreases in the sequence:
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The suspension of slaked lime in water is known as
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Among the sulphates of alkaline earth metals, the solubilities of BeSO4  and MgSO4 in water, respectively, are :
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Which one of the following alkaline earth metal sulphates has its hydration enthalpy greater than its lattice enthalpy?
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
What is the role of gypsum, CaSO4.2H2O in setting of cement? Identify the correct option from the following:
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
When gypsum is heated to 393K, it forms:
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Sodium sulphate is soluble in water but barium sulphate is insoluble because
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Which of the following metal hydroxides is amphoteric?
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Which of the reactions represents "slaking of lime"?
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
Portland cement does not contain -
MEDIUM
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
The correct order of thermal stability of hydroxides is
EASY
Chemistry>Inorganic Chemistry>The s-Block Elements>Important Compounds of Group 2 Elements
On heating which of the following releases CO2 most easily?