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AGRAWAL EXAM CART BIHAR-METALS AND NON-METALS-IMPORTANT QUESTIONS
- The melting point of iron is........ ""^@C
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- Pure gold is......... carats.
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- Which of the following is used as a semi conductor?
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- Hydrogen gas will reduce:
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- Which method is used for the purification of very reactive metals?
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- What reacts with hydrochloric acid to give hydrogen?
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- Which element is always present with iron in mild steel?
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- Name the material which are hard,sonorous, good conductor of heat and ...
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- Name the material which is bad conductor of heat and electricity.
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- Calcium is an example of:
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- Chlorine is an example of:
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- Iron is an example of:
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- Oxygen is an example of:
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- Metal reacts with oxygen to form:
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- Magnesium reacts with oxygen to form
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- Metal reacts with water to form:
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- Non-metal reacts with oxygen to form
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- Sulphur reacts with oxygen to form:
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- Name the gas which is most important for human life.
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- Name the gas which is useful in water purification.
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