Choose the incorrect statement in the following
Choose the incorrect statement in the following
Options
(a) BeO is almost insoluble but BeSO₄ is solution in water (b) BeO is soluble but BaSO₄ is insoluble in water (c) Lil is more […]
S and Some P Block Elements
The alkali halide that is soluble in pyridine is
The alkali halide that is soluble in pyridine is
Options
(a) NaCl (b) LiCl (c) KCl (d) CsI
Correct Answer:
LiCl
Explanation:
No explanation available. Be the first to write the explanation for […]
The increasing order of the density of alkali metals
The increasing order of the density of alkali metals
Options
(a) Li < K < Na < Rb < Cs (b) Li < Na < K < Rb < Cs (c) Cs < […]
Choose the paramagnetic oxide in the following
Choose the paramagnetic oxide in the following
Options
(a) Na₂O (b) MgO (c) KO₂ (d) BeO
Correct Answer:
KO₂
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Which one of the following metals is required as cofactor by all enzymes
Which one of the following metals is required as cofactor by all enzymes utilizing ATP in phosphate transfer
Options
(a) K (b) Ca (c) Na (d) Mg
Correct Answer:
Mg
Explanation:
No explanation […]
Which one of the following does not react with water even under red hot condition
Which one of the following does not react with water even under red hot condition
Options
(a) Na (b) Be (c) Ca (d) K
Correct Answer:
Be
Explanation:
No explanation available. Be the […]
Which of the following metal is not manufactured by electrolysis
Which of the following metal is not manufactured by electrolysis
Options
(a) Na (b) Mg (c) Al (d) Fe
Correct Answer:
Fe
Explanation:
No explanation available. Be the first to write the explanation […]
For which one of the following minerals, the composition given is incorrect
For which one of the following minerals, the composition given is incorrect
Options
(a) Glauber’s salt – Na₂SO₄.10H₂O (b) Borax – Na₂B₄O₇.7H₂O (c) Carnallite – KCl.MgCl₂.6H₂O (d) soda ash- Na₂CO₃
Correct Answer:
Borax […]
The following composition is known as “Bordeaux mixture”.
The following composition is known as “Bordeaux mixture”.
Options
(a) Borax and copper sulphate (b) Orthoboric acid and ferrous sulphate (c) Sodium borate and zinc sulphate (d) Copper sulphate and lime
Correct Answer: […]
Dead burnt plaster is
Dead burnt plaster is
Options
(a) CaSO₄.2H₂O (b) MgSO₄.7H₂O (c) CaSO₄.1/2H₂O (d) CaSO₄
Correct Answer:
CaSO₄
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]