What is true about the metals in group 1A, 2A, 3A?

a) all form ions with negative charges

b) all have ions with a 1 + charge

c) gain electrons when they form ions

d) lose electrons when they form ions

The difference between stager and eclipse

What is the ph of a solution of 1.0 * 10-9 m naoh (include 1 digit after the decimal in your answer) ?

When we boiling the ice, why after about 15 minutes the temperature of it doesn't change anymore? (answer by temperature/molecules/phase change)

The absolute temperature of a gas is increased four times while maintaining a constant volume. What happens to the pressure of the gas

How many calcium ions are there in caco3?

What occurs in a chemical reaction? Products are formed from reactants by the breaking and forming of new bonds. Products are formed without chemical bonds being broken. Reactants are formed without chemical bonds being broken.

What information does the atomic mass of an element provide

The following diagram represents a vertical cross section of sedimentary rock layers that have not been overturned. Which principle best supports the conclusion that these layers have undergone extensive movement since deposition?

What kind of ions do a sodium atom and a chlorine atom become when a valence electron is transferred from one to the other?

NaOH and bleach have several characteristics in common. They include all BUT one of the characteristics listed.