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Questions and Answers
What are alloys?
What are alloys?
What branch of science deals with the extraction of metals from their ores?
What branch of science deals with the extraction of metals from their ores?
Which metals are commonly found in nature in a free state?
Which metals are commonly found in nature in a free state?
What is the common property of metals when they react with oxygen?
What is the common property of metals when they react with oxygen?
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Which type of oxides do non-metals typically form?
Which type of oxides do non-metals typically form?
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Which metal oxide exhibits both acidic and basic properties?
Which metal oxide exhibits both acidic and basic properties?
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What happens when reactive metals are placed in a dilute acid solution?
What happens when reactive metals are placed in a dilute acid solution?
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Silicon is used in making transistors, chips for computers and photovoltaic ______.
Silicon is used in making transistors, chips for computers and photovoltaic ______.
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Most of the phosphorous is used for making phosphoric acid H3PO4 which is used in the manufacturing of phosphate ______.
Most of the phosphorous is used for making phosphoric acid H3PO4 which is used in the manufacturing of phosphate ______.
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Silicon is used in steel industry to deoxidize steel and it produces high quality corrosion resistant ______.
Silicon is used in steel industry to deoxidize steel and it produces high quality corrosion resistant ______.
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White phosphorous as ( P4S3 ) is used in the ______ industry.
White phosphorous as ( P4S3 ) is used in the ______ industry.
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Phosphates are added to the detergents as they help in the removal of dirt from soiled ______.
Phosphates are added to the detergents as they help in the removal of dirt from soiled ______.
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Sulphur is used in agriculture to control ______ and pests.
Sulphur is used in agriculture to control ______ and pests.
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Sulphur is used in the manufacturing of gun powder which is an intimate mixture of sulphur, charcoal and potassium ______.
Sulphur is used in the manufacturing of gun powder which is an intimate mixture of sulphur, charcoal and potassium ______.
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Most of sulphur is converted into sulphuric acid which is called the king of chemicals and is used to make variety of other ______.
Most of sulphur is converted into sulphuric acid which is called the king of chemicals and is used to make variety of other ______.
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Metals can be distinguished from non-metal on the basis of their physical properties like malleability, ductility, ______ etc.
Metals can be distinguished from non-metal on the basis of their physical properties like malleability, ductility, ______ etc.
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Metals have tendency to lose ______ whereas non-metal have tendency to gain electrons.
Metals have tendency to lose ______ whereas non-metal have tendency to gain electrons.
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