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प्रश्न
Fill in the blanks.
The electrovalent bond or ionic bond is called as _____ bond
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उत्तर
The electrovalent bond or ionic bond is called heteropolar bond.
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संबंधित प्रश्न
Five atoms are labelled from A to E.
| Atoms | Mass No. | Atomic No. |
| A | 40 | 20 |
| B | 19 | 9 |
| C | 7 | 3 |
| D | 16 | 8 |
| E | 14 | 7 |
(a) Which one of these atoms:
(i) contains 7 protons,
(ii) has an electronic configuration 2, 7?
(b) Write down the formula of the compound formed between C and D.
(c) predict which are: (i) metals, (ii) non-metals?
Separate the following compounds into three categories - ionic, polar and covalent compounds; N2, NH4Cl, NH3, NO, NH4NO3, NCl3.
Among the following compounds identify the compound that has all three bonds (ionic, covalent and coordinate bond).
State the type of bonding in the following molecule.
Calcium oxide
How many atoms of each kind are present in the following molecule:
Calcium oxide
Write down the electronic configuration of
(i) chlorine atom (ii) chlorine ion
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^12_6C}\]
Why are Noble gases inert in nature?
Write the basic concept of Kossel – Lewis theory.
