QUIZ CHEMISTRY

Which of the following formula is the correct formula for Chlorate ion?

• ClO2-

• ClO3-

• ClO-

• ClO4-

Which properties of solid below is NOT TRUE?

• Has definite shape and volume

• Has high densities

• Highly Compressible

• Has strong forces between the particles

1s2 2s2 2p4 is spdf notation for which element ?

• Oxygen

• Fluorine

• Silicone

• Argon

What is the Oxidation number of Underlined element -K₂CrO₄

• 0

• +4

• -6

• +6

12.044 x 1023 atoms of oxygen contains _______

• 2 moles of oxygen

• 3 moles of oxygen

• 4 moles of oxygen

• 1 mole of oxygen