Chemistry

The spreading of the scent of a flower in a garden is an example of_____?

A. Brownian motion B. Diffusion C. Osmosis D. Tynadal effect Correct Answer: Option B B. Diffusion

6 years ago

The general gas equation PV/T = K is a combination of?

A. Boyle's and Charles' laws B. Boyle's and Graham's laws C. Charles' and Graham's laws D. Dalton's and Graham's laws…

6 years ago

Which of the following apparatus can be used to measure a specific volume of a liquid accurately?

A. Beaker B. Conical flask C. Measuring cylinder D. Pipette Correct Answer: Option D D. Pipette

6 years ago

Which of the following statements about solids is correct?

A. Solid particles are less orderly than those of a liquid B. Solid have lower densities than liquids C. Solid…

6 years ago

An element X forms the following oxides X2O, XO and XO2. This phenomenon illustrates the law of________?

A. Conservation of mass B. Definite proportion C. Mass action D. Multiple proportion Correct Answer: Option D D. Multiple proportion

6 years ago

The bond formed between H2O and H+ to form the hydroxonium H3O+ is?

A. Dative B. Covalent C. Electrovalent D. Ionic Correct Answer: Option A A. Dative

6 years ago

The minimum amount of energy required for effective collisions between reacting particles is known as?

A. Activation energy B. Bond energy C. Kinetic energy D. Potential energy Correct Answer: Option A A. Activation energy

6 years ago

Which of the following elements would produce coloured ion in aqueous solution?

A. Calcuim B. Copper C. Magnesuim D. Sodium Correct Answer: Option B B. Copper

6 years ago

The shape of the water molecule is_______?

A. Linear B. Pyramidal C. Tetrahedral D. V-shaped Correct Answer: Option D D. V-shaped

6 years ago

Which of the following arrangements shows increasing order of reactivity of the halogens?

A. F2 > Cl2 > Br2 >I2 B. I2 < Br2 < Cl2 C. F2 < Cl2 < Br2 D.…

6 years ago