HCl was passed through a solution of CaCl2, MgCl2, and NaCl. Compound(s) that get crystallize is/are-
1. Only NaCl
2. Only MgCl2
3. NaCl, MgCl2, and CaCl2
4. Both MgCl2 and CaCl2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the correct statement from the following.
1. The correct order of hydration enthalpies of alkaline earth cations is
Be2+ < Mg2+ < Ca2+ < Sr2+ < Ba2+
2. Lithium and Magnesium show some similarities in their physical properties as they are diagonally placed in the periodic table.
3. Lithium is softer among all alkali metals.
4. Lithium chloride is deliquescent and crystallizes as a hydrate, LiCl·6H2O.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the alkali metal chloride (MCl) forms its dehydrate salt (MCl.) easily?
1. LiCl
2. CsCl
3. RbCl
4. KCl
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCrude sodium chloride obtained by crystallization of brine solution does not contain-
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmong the following which one has the highest cation to anion size ratio?
1. CsF
2. LiF
3. NaF
4. CsI
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe compound A on heating gives a colourless gas and a residue that is dissolved in water to obtain B. Excess of CO2 is bubbled through an aqueous solution of B. C is a solid. Solid C on gentle heating gives back A. The compound A is -
1. Na2CO3
2. K2CO3
3. CaSO4.2H2O
4. CaCO3
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch List I with List II for the composition of substances and select the correct answer using the code given below:
List-I Substances |
List-II |
(A) Plaster of paris | (i) CaSO4. 2HO |
(B) Epsomite | (ii) CaSO4.½H2O |
(C) Kieserite | (iii) MgSO4.7H2O |
(D) Gypsum | (iv) MgSO4.H2O |
(v) CaSO4 |
Code :
(A) | (B) | (C) | (D) | |
1. | (iv) | (iii) | (ii) | (i) |
2. | (iii) | (iv) | (i) | (ii) |
3. | (ii) | (iii) | (iv) | (i) |
4. | (i) | (ii) | (iii) | (v) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhen a substance A reacts with water it produces a combustible gas B and a solution of substance C in water. When another substance D reacts with this solution of C, it also produces the same gas B on warming but D can produce gas B on reaction with dilute sulphuric acid at room temperature. A imparts a deep golden yellow colour to a smokeless flame of Bunsen burner.
The substance A, B, C and D, respectively are:
1. K, , NaOH, Zn
2. Na, NaOH, , Zn
3. Li, , LiOH, Zn
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA solid compound 'X' on heating gives CO2 gas and a residue. The residue mixed with water forms 'Y'. On passing an excess of CO2 through 'Y' in water, a clear solution, 'Z' is obtained. On boiling 'Z', compound 'X' is reformed. The compound 'X' is :-
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmong the following alkaline earth metal halides, the one which is covalent and soluble in organic solvents is:
1. Magnesium chloride
2. Beryllium chloride
3. Calcium chloride
4. Strontium chloride
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology