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प्रश्न
Give two examples of the following.
Elements which are liquids
एक पंक्ति में उत्तर
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उत्तर
Mercury, Bromine
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संबंधित प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Sand
Name: an Inert Gas
Give the symbols of: Carbon, calcium, copper, chlorine, cobalt, argon.
Name A substance used as an insulator.
Fill in the blank
The most abundant element in the earth’s crust is _______.
Match the Columns:
| Column A | Column B | ||
| (a) | Metals | (i) | Non-Reactive |
| (b) | Molecules | (ii) | Brittle |
| (c) | Non-Metals | (iii) | Lustrous |
| (d) | Noble Gases | (iv) | Smallest unit of Compound |
Indicate whether the following statement is true or false:
Molecules combine to form atoms
Write the names of elements from the following symbol:
Cu
Elements are made up of______ kinds of atoms.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
