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प्रश्न
Identify the bond between H and F in the HF molecules.
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उत्तर
The bond between Hydrogen (H) and Fluorine (F) in an HF molecule is polar covalent.
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संबंधित प्रश्न
Why do we classify elements?
As element X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?
A metal X is in the first group of the periodic table. What will be the formula of its oxide?
Write the names and symbols of two very reactive metals belonging to group 1 of the periodic table. Explain by drawing electronic structure, how either one of the two metals reacts with a halogen. With which name is the bond formed between these elements known and what is the class of the compound so formed known? State any four physical properties of such compounds.
The basis of the classifications proposed by Dobereiner, Newlands and Mendeleev was ______.
State whether true or false. If false, correct the statement.
Metals can gain electrons.
______ group contains the member of the halogen family.
Match the following
| 1. | Galvanisation | Noble gas elements |
| 2. | Calcination | Coating with Zn |
| 3. | Redox reaction | Silver-tin amalgam |
| 4. | Dental filling | Alumino thermic process |
| 5. | Group 18 elements | Heating in the absence of air |
What is the atomic number of elements of period 3 and group 17 of the Periodic Table?
Identify the following:
An element in Period 1 which can be placed in both Group 1 and Group 17 of the Periodic Table.
