Why do elements in the same group have a similar reactivity?

Condition required for nuclear fusion in the sun?

Which of the following statements is False about catalyst? a. Catalyst increases the rate of reverse reactions. b. Since the catalyst increases rates of the reaction, equilibrium constant also increases. c.

Actions of the non-valence electrons, diluting the force of the attraction between nucleus and valence electrons is called

According to ionization, which pair is least likely?

What type of solution is aerated water. why is it so.

Which subatomic particles are paired with their charges? 1. electron-positive, neutron-negative, proton-neutral 2. electron-negative, neutron-neutral, proton-positive 3. electron-negative, neutron-positive, proton-neutral 4.

Where do you think information is coded in a DNA molecule?

The mole fraction of carbon dioxide in a gas mixture is. 200 there are also. 251 g of nitrogen and. 322 g of oxygen in this gas mixture what is the mass of arbon dioxide in this mixture

How do you do empirical formula

Classify the same processes as exothermic or endothermic. Evaporation of alcohol from skin: liquid C3H30 + 5.