Q. The compound with the ionic nature is

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Q. The value of hydration energy for hydrogen ion is

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Q. The second electron affinity value is always

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Q. The oxides in which oxidation state of oxygen is -2 are called

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Q. The only non-metal in liquid state is

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Q. PCl₄ is fairly

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Q. The size of cation is decreased as compared to parent atom due to

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Q. The binary compounds of halogens with other elements are known as

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Q. In Cu₂Cl₂, oxidation state of Cu is

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Q. The atomic radius of Potassium atom is

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Q. General trend of electrical conductivity for metals in the periodic table is

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Q. Oxidation state of an element in its free state is

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Q. Binary compounds of oxygen with other elements are called

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Q. Hydration energy of ions depends upon

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Q. The best example of amphoteric oxides is

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Q. In V₂O₅, oxidation state of O is

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Q. Ionic hydrides are formed by groups

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Q. When we move from left to right in the period, basic character

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Q. The common method to determine the size of an atom is to assume that atoms are

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Q. Metals usually form basic oxides and when to dissolve in water they form

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