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Iron gets rusted due to the action of:
Answer: D. All of these Iron gets rusted due to the action of oxygen, water and moisture.
Answer: D. All of these
Iron gets rusted due to the action of oxygen, water and moisture.
See lessA reduction in atomic size with increase in atomic number is a characteristic of element is:
Answer: B. f-block A reduction in atomic size with increase in atomic number is a characteristic of elements is f-block.
Answer: B. f-block
A reduction in atomic size with increase in atomic number is a characteristic of elements is f-block.
See lessZinc, cadmium and mercury are:
Answer: A. d-block elements Zinc, cadmium and mercury are d-block elements.
Answer: A. d-block elements
Zinc, cadmium and mercury are d-block elements.
See lessLanthanide contraction is due to:
Answer: B. The imperfect shielding on outer electrons Lanthanide contraction is due to the imperfect shielding on outer electrons.
Answer: B. The imperfect shielding on outer electrons
Lanthanide contraction is due to the imperfect shielding on outer electrons.
See lessPassivity of iron is due to the formation of thin film of its:
Answer: A. Oxide Passivity of iron is due to the formation of thin film of its oxide.
Answer: A. Oxide
Passivity of iron is due to the formation of thin film of its oxide.
See lessThe fusible alloy of cadmium is:
Answer: C. Wood metal The fusible alloy of cadmium is wood metal.
Answer: C. Wood metal
The fusible alloy of cadmium is wood metal.
See lessWhich form of iron is least ductile?
Answer: B. Cast iron Cast iron is least ductile.
Answer: B. Cast iron
Cast iron is least ductile.
See lessGalvanisation of iron sheets is done by:
Answer: B. Zn plating Galvanisation of iron sheets is done by Zn plating.
Answer: B. Zn plating
Galvanisation of iron sheets is done by Zn plating.
See lessThe form of iron having the highest carbon content is:
Answer: A. Cast iron The form of iron having the highest carbon content is cast iron.
Answer: A. Cast iron
The form of iron having the highest carbon content is cast iron.
See lessGerman silver is an alloy of copper and ________.
Answer: A. Zn and Ni German silver is an alloy of copper and Zn and Ni.
Answer: A. Zn and Ni
German silver is an alloy of copper and Zn and Ni.
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