Chemistry

Among the following, which is the strongest oxidising agent?

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F₂ is the strongest oxidising agent

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Which of the following can show maximum covalency of six?

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Silicon shows maximum covalency of six because 'd' orbitals take part in bonding.

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When copper is reacted with dilute HNO₃, the gaseous product(s) obtained is/are

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Which one of the alkali metal can directly react with N₂ of air?

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The volume strength of 0.75 M H₂O₂ solution is

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Oxidation state of oxygen in KO₂ is

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Let the oxidation number of O be x

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pH for 0.01 M NaOH solution is

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0.01 M NaOH,

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Which of the following is most acidic in nature?

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HClO₄ is the most acidic compound.

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Chemistry Thermodynamics

For the reaction, CaCO₃(s) → CaO(s) + CO₂(g) △H = 82.8 kJ at 25°C, △U at 25°C is

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Correct order of van der Waals constant b of given gases is

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