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प्रश्न
Identify who I am!
Amphoteric oxide forming metal- _______
उत्तर
Amphoteric oxide forming metal- Aluminium
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संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Coal can be drawn into wires. ( )
Choose the correct answer from the options given below:
Anhydrous iron(III) chloride is prepared by:
1) direct combination
2) simple displacement
3) decomposition
4) neutralization
Choose the correct answer from the options given below :
The two main metals in Bronze are:
(A) Copper and zinc
(B) Copper and lead
(C) Copper and nickel
(D) Copper and tin
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Name the metal which is the best conductor of heat and electricity.
Name a metal that is brittle
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iodine
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Brass
Name the three classes in which elements are classified. Which was the first metal used by man?
Name the non-metal present in abundance in the earth's crust.
Name:
a metal which can be cut with a knife.
Select from the following ist:
`Fe_2O_3, , NO, PbO, Mn_2O_7`
Neutral oxide ……………..
Give the balanced reactions for the following:
Iron reacts with dilute HCI
With reference to the physical properties of metals and non-metals, state the following exception.
A non-metal which conducts electricity.
Diamond is a hard substance.
Generally, non-metals are not lustrous. Which of the following non-metal is lustrous?
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Non – metals are ______.
