A. Paramagnetic B. Diamagnetic C. Ferromagnetic D. Antiferromagnetic
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A. Ba B. Ca C. Be S. Sr
A. Li B. Na C. K D. Rb
A. Na B. Rb C. Li D. Cs
A. Be B. Mg C. Both D. None
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A. Solubility of their hydroxide in water B. Solubility of their sulphates in water C. Ionisation energy D. Electronegativity
A. Water B. Alcohol C. Acetic acid D. Benzene
A. 7,15 B. 6,12 C. 9,17 D. 3,12
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A. Converting sand into silicic acid B. Keeping it cool C. Developing inter locking needle like crystals of hydrated silicates D. Hydrating sand and general mixing with cement
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A. Ionic ionic attraction B. Entropy of solution formation C. Lattice of solids D. Hydration energy of cation