The element cesium bears resemblance with________________?
(A) Ca
(B) Cr
(C) Both of the above
(D) None of the above
Which one of the following is not an alkali metal ?
(A) Francium
(B) Caesium
(C) Rubidium
(D) Radium
Which of the following sulphates is not soluble in water ?
(A) Sodium sulphate
(B) Potassium sulphate
(C) Zinc sulphate
(D) Barium sulphate
Nitrates of which pair of elements give different products on thermal decomposition ?
(A) Na K
(B) Mg Ca
(C) Li Na
(D) Li Ca
Electrolysis of dilute solution of NaCl results at the anode_______________?
(A) sodium
(B) hydrogen
(C) chlorine
(D) oxygen