A cation is any atom or group of atoms with

The mass number of an atom is equal to which of the following? Question 15 options: the number of protons in a nucleus the number of protons plus the number of electrons in an atom the number of electrons circling the nucleus of an atom the number

Lithium and potassium have similar chemical properties because the atoms of both elements have the same (1) mass number (2) atomic number (3) number of electron shells (4) number of valence electrons

When salt disolves in water the sodium and chloride ions separate explane why this might occure?

A compound of material formed by a chemical is known as?

Which state of matter has a defined volume but undefined shape liquids gasses solids and liquids liquids and gasses

4. Which of the following elements has the greatest electronegativity? a. Krypton b. Bromine c. Phosphorous d. Sulfur

In which orbital does an electron in a nitrogen atom experience the greatest shielding? In which orbital does an electron in a nitrogen atom experience the greatest shielding? 2s 2p 1s 3s 3p

How do u say department store, chase, and market in Spanish?

Approximately how many moles of chlorine make up 1.79 * 1023 atoms of chlorine? A. 2.97 * 10-1 moles B. 2.97 moles C. 6.02 * 1023 moles D. 17.0 moles

Which substance is the most soluble at 28°C?