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प्रश्न
Out of KCl, HCl, CCl4 and NaCl, the compounds which are not ionic are:
(a) KCl and HCl
(b) HCl and CCl4
(c) CCl4 and NaCl
(d) KCl and CCl4
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उत्तर
(b) HCl and CCl4
Both these compounds are formed by sharing of electrons and hence, they form covalent bonds and not ionic bonds.
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संबंधित प्रश्न
State whether the following statement is true or false:
Diamond and graphite are the covalent compounds of carbon element (C)
How does graphite act as a lubricant?
Fill in the following blank with suitable word:
The form of carbon which is known as black lead is ...........
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An element A has 4 valence electrons in its atom whereas element B has only one valence electron in its atom. The compound formed by A and B does not conduct electricity. What is the nature of chemical bond in the compound formed? Give its electron-dot structure.
The electronic configurations of two elements A and B are given below:
| A | 2, 6 |
| B | 2, 8, 1 |
(a) What type of chemical bond is formed between the two atoms of A?
(b) What type of chemical bond will be formed between the atoms of A and B?
What do you understand by polar covalent compounds?
Methane molecule is non-polar molecule. Explain.
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Covalent bond
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Water
What do you understand by dipole (polar) molecule?
State the type of bond formed, and draw Lewis structure of water.
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(i) Similar atoms (ii) Dissimilar atoms
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| \[\begin{array}{cc} \phantom{.........}\ce{H}\\ \phantom{.........}|\\ \ce{H - C ≡ C - C - H}\\ \phantom{.........}|\\ \phantom{.........}\ce{H} \end{array}\] |
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
 |
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