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 & 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 & 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 & 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 & BiologyWhich one of the following compounds is a peroxide?
1.
2.
3.
4.
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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 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 & BiologyIn the case of alkali metals, the covalent character decreases in the order:
1. MCl>Ml>MBr>MF
2. MF>MCl>MBr>Ml
3. MF>MCl>Ml>MBr
4. Ml>MBr>MCl>MF
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. CsH > RbH > KH > NaH > LiH
2. KH > NaH > LiH > CsH > RbH
3. NaH > LiH > KH > RbH > CsH
4. LiH > NaH > KH > RbH > CsH
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct order of increasing thermal stability of K2CO3, MgCO3, CaCO3, and BeCO3 is:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology