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प्रश्न
Complete the statement given below, by filling in the blank with the correct word:
A non-metal that leaves a mark on paper _______
उत्तर
A non-metal that leaves a mark on paper graphite.
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संबंधित प्रश्न
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 non-metal which is used to make electrodes of dry cells.
State three reasons (of which at least one must be chemical) for believing that sulphur is a non-metal.
Give reasons
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Write ‘True’ or ‘False’ in front of following statement.
Stainless steel is used for making power transmission wires.
Name a non-metal whose compounds help in the growth of plants.
Name the three classes in which elements are classified. Which was the first metal used by man?
Name:
a metal with low melting and boiling points
Name:
the compound responsible for green deposit on the surface of copper
Which metal occurs as a halide also gives the name of their respective ore.
Give a reason why – properties of metals are related to their activity or reactivity series of metals. Explain the same with reference to potassium and iron in the series.
Select the appropriate option for the following statement:
The element from the halogen family which is most abundant
State whether the statement given below is true or false. If false write the correct statement.
The chemical name of rust is iron [III] oxide.
Brass : Aluminium and zinc : : Bronze : ______
Distinguish between:
Metals - Nonmetals (physical characteristics)
Non-metals form covalent chlorides because ____________.
The non – metal which is liquid at room temperature is ______.
