Tag: science & technology

Questions Related to science & technology

Alkalis are
general knowledge science & technology

  1. Metals

  2. non - Metals

  3. Bases

  4. none of the above

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Correct Option: A

Hydrogen shows Alkali properties

general knowledge science & technology

  1. High pressure low temperature

  2. high pressure high temperatur

  3. low pressure low temperature

  4. low pressure high temperature

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Correct Option: B

Number of electrons in outermost shells of alkalis

general knowledge science & technology

  1. 0

  2. 3

  3. 2

  4. 1

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Correct Option: D

Alkli metals have high density
general knowledge science & technology

  1. True

  2. False

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Correct Option: B

As the atomic number of alkalis increases its boiling/melting point
general knowledge science & technology

  1. increases

  2. decreases

  3. remains stable

  4. is random

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Correct Option: B

Diamonds are composed primary of which element?

general knowledge science & technology

  1. Hydrogen

  2. Carbon

  3. Galium

  4. Boron

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Correct Option: B

Should there be a no smoking sign around helium?
general knowledge science & technology

  1. True

  2. False

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Correct Option: B

If water boils at 100 degree centigrade, then at what is the boiling point in Fahrenheit?
general knowledge science & technology

  1. 176

  2. 212

  3. 273

  4. 373

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Correct Option: B

How many atoms are there in a molecule of H2O (water)?

general knowledge science & technology

  1. 2

  2. 1

  3. 4

  4. 3

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Correct Option: D

WHO IS THE FATHER OF CHEMISTRY?
general knowledge science & technology

  1. KELVIN

  2. ROBERT BOYLE

  3. ARCHIMIDES

  4. ARISTOTLE

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Correct Option: B