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प्रश्न
Name the metals present in the following alloys
Brass
उत्तर
Brass— Copper and zinc
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संबंधित प्रश्न
Can you store lemon pickle in an aluminium utensil? Explain.
Name one property which is characteristic of metals.
Which of the following non-metal is a liquid?
(a) carbon
(b) sulphur
(c) bromine
(d) iodine
(a) Give the names and formulae of one metal chloride and one non-metal chloride.
(b) State an important property in which these metal chloride and non-metal chloride differ.
(c) Why do they differ in this property?
The electronic configurations of three elements A, B and C are as follows:
| A | 2, 8, 1 |
| B | 2, 8, 7 |
| C | 2, 4 |
(a) Which of these element is a metal?
(b) Which of these elements are non-metals?
(c) Which two elements will combine to form an ionic bond?
(d) Which two elements will combine to form a covalent bond?
(e) Which element will form an anion of valency 1?
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Name:
a non metal which conducts electricity
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Metals like calcium and magnesium are never found in their free state in nature.
Give the common name and chemical name of an ore of:
(a) zinc (b) aluminium (c) iron.
Select the appropriate option for the following statement:
The element from the halogen family which is most abundant
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Write the name.
The reagent which dissolves noble metals.
Identify who I am!
Metal in Liquid state- _______
Oxygen, hydrogen, and sulphur are examples for
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Reason out
Sulphur is used in the vulcanization of rubber.
Reason out
Mercury is the only metal that is liquid at room temperature.
