Advertisements
Advertisements
प्रश्न
Name a metal which is not malleable :
उत्तर
Zinc
APPEARS IN
संबंधित प्रश्न
Give reasons for the following.
Sodium and potassium are stored in kerosene.
The atomic number of an element Y is 16.
(a) What must an atom of Y do to achieve the nearest inert gas electron arrangement?
(b) Which inert gas is nearest to Y?
Give the composition of an alloy called solder. State its one property and one use.
What is a thermite reaction? Explain with the help of an equation. State one use of this reaction.
Give reasons
Graphite is used in the leads of pencils
Fill in the blank
A metal that gives dazzling effect to crackers when they explode is ______
Write ‘true’ or ‘false’ for the following statement :
Silver is used to make electric cables.
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
Salt of silver, such as ________ is used for making photographic films.
State the position of the following in the periodic table:
Aluminium
Why is hydrogen placed with alkali metals?
Molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. Write name of any element present in the same group as X
What was Mendeleev's basis for the classification of elements?
State why telegraph poles are painted with aluminium paint.
Name the following:
The chemical compound responsible for the green deposit on the surface of articles of copper.
Aluminium: _______: gold : : electric insulator
Complete the following flowchart.
Metals are usually solids or gases at room temperature.
The typical shine of metals is called ______.
Which metal has the highest ductility?
