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1. The______ model gave us the existence and location of the nucleus. 2. The ene

ID: 950320 • Letter: 1

Question

1. The______ model gave us the existence and location of the nucleus.

2. The energy of the reactants is higher than the energy of the products in an reaction.

3. Oxygen typically forms _____bonds and has______ lone pairs.

4. When all electrons are at their lowest energy, the atom is said to be in the______ .

5. Atomic size______ from left to right across the periodic table.

6. The term used to describe the heat capacity of 1 gram of substance is_______ .

7. The shape around a carbon with 4 single bonds is _______.

8. Halogens have_______ valence electrons.

9.________ energy is the energy of movement while ________energy is stored energy

Explanation / Answer

1) Rutherford model

2) exotermic reaction

3) 2 bonds,2 lone pairs

4) ground state

5) decreases

6) specific heat capacity

7) tetraheral

8) 7 valence electrons

9) kinetic energy,potential energy