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Which of the following is an ore of iron?

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Important Questions on Chemistry

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General Science>General Science>Chemistry>Elements and Compounds
With reference to the steel plants in India, which of the following pairs is correct?
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Which of the following state of India is the main producer of Chromite?
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Which of the following countries is known as country of wind?
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"Metals are usually not found as nitrates in their ores".

Out of the following two (a and b) reasons which is or are true for the above observation?

(a)  Metal nitrates are highly unstable.

(b) Metal nitrates are highly soluble in water.
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The Almatti Dam is constructed on the _____ river.
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Calamine is an ore of:
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Which of the following energy is not from sea?
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The ore that contains the metal in the form of fluoride is known as which of the following?
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The recently discovered field with oil potential in Krishna-Godavari Basin is called:
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Gobar gas contains mainly _____. 
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General Science>General Science>Chemistry>Elements and Compounds
Which among the following is not a mineral of iron?
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General Science>General Science>Chemistry>Elements and Compounds
Which one of the following is not correctly matched?
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General Science>General Science>Chemistry>Elements and Compounds
Sulphide ores are common for the metals:
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General Science>General Science>Chemistry>Elements and Compounds
Deposits of gold are found in which mine in India?
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General Science>General Science>Chemistry>Elements and Compounds
Which one of the following ores is known as Malachite:
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General Science>General Science>Chemistry>Elements and Compounds
Assertion: For the extraction of iron, haematite ore is used.
Reason: Haematite is a carbonate ore of iron.
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General Science>General Science>Chemistry>Elements and Compounds
Which one is malachite from the following?
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General Science>General Science>Chemistry>Elements and Compounds
Which of the following element is found in the Balaghat Mines of Madhya Pradesh?
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General Science>General Science>Chemistry>Elements and Compounds
Gobar gas contains mainly:
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General Science>General Science>Chemistry>Elements and Compounds
Idukki hydroelectric power project is situated  in which state?