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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
- Assertion (A) : BeCl2, molecule is linear in shape.Reason (R) : BeCl2,...
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- i) BeCl2, has no lone pair of electrons. ii) NH3 has one lone pair of ...
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- Which of the following is not correct regarding bond energies
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- Assertion (A) : 4Be does not form covalent bonds. Reason (R): Electron...
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- Assertion (A): The bond angle in HOH (H2O) decreases from 109^@ 28' to...
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- Why do ionic compounds have high melting points?
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- Which of the following statements are correct ? i) The forces of attra...
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- "Like dissolves in like." This means: a) Covalent compounds dissolves...
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- Guess the atom with single valency and it can form ionic bond with chl...
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- Guess the atom with two valence electrons and it does not form any bon...
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- By losing an electron a neutral sodium atom becomes:
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- Which of the following can gain 2 electrons ?
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- What happens if a chlorine atom attracts a sodium atom ?i) They form i...
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- Predict the atom which can loss three electrons
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- If there is no lone pair electrons in H2O molecule, the angle of H2O i...
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- 02: Double bond :: :triple bond.
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- The compound which contains both ionic and covalent bonds is
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- Nacl : ionic :: :covalent.
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- The electronic configuration of metal 'M' is 1s^22s^22p^63s^2 3p^6 4s ...
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- When sodium reacts with chlorine.
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