The high reactivity of fluorine is due to
its high electro negativity
small size of fluorine atom
availability of d-orbitals
strong F - F bond
The high reactivity of fluorine is due to
The iron ore magnetite consists of |
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The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is |
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The major constituent of air is |
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The main chemical constituent of clay is |
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The mineral containing both magnesium and calcium is |
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The metal does not give H2 on treatment with dilute HCL is |
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The number of g-molecule of oxygen in 6.02 x 1024CO molecules is |
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The most extensive, commercially useful source of thorium as monazite sand occurs in India at |
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The main active constituent of tea and coffee is |
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The maximum number of isomers for an alkene with molecular formula C4H8 is |
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