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Q. No.A compound that releases CO2 most easily upon heating is?
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following biologically important ions is also a constituent of the sodium pump?
1. Ca2+
2. Mg2+
3. K+
4. Fe2+
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySolubility of alkaline earth metal sulphates in water decreases in the sequence:
1. Mg > Ca > Sr >Ba
2. Ca > Sr > Ba > Mg
3. Sr > Ca > Mg > Ba
4. Ba > Mg > Sr > Ca
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. brine is electrolyzed using graphite electrodes
2. molten sodium chloride is electrolysed
3. sodium amalgam is formed at mercury cathode
4. brine is electrolyzed with Pt electrodes
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following alkali metals forms only the normal oxide M2O on heating in air?
1. Rb
2. K
3. Li
4. Na
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn replacement reaction
The reaction will be most favorable if M happens to be:
1. K
2. Rb
3. Li
4. Na
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn active ingredient in bleaching powder that aids in the bleaching action is:
1.
2.
3.
4.
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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 & BiologyA compound that has higher hydration enthalpy than the lattice enthalpy is:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmong the given options, what is the property of the alkaline earth metals that increases with their atomic number?
1. Solubility of their hydroxides in water
2. Solubility of their sulphates in water
3. Ionization energy
4. Electro-negativity
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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