A) silicon oxide |
B) aluminium borosilicate |
C) zeolites |
D) aluminium silicate |
D) aluminium silicate |
1). The major constituent of air is
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2). The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is
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3). The iron ore magnetite consists of
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4). The high reactivity of fluorine is due to
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5). The inexpensive and commonly used variety of glass is called soda glass. It is called so because
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6). The mass number of a nucleus is
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7). The National Song of India was composed by
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8). The last Mahakumbh of the 20th century was held at
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9). The dance encouraged and performance from the temple of Tanjore was
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10). The head quarters of Sahitya Akademi is at
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