Identify the correct types of reaction using; S-synthesis, SR-single replacement, DR-Double Replacement, D- Decomposition, C-
Combustion, N-Neutralization
1. 4Na+O22NaO
2. 2H202H+O.
3. Sb. S; + 6HCI 2SbCl3 + 3H. S
4. 2C. H6+ 70. 6H. O+ 4CO.
5. CL+2K BrBra+2KCI
6. KCIO, KCl + 20
7. Ha+Cl. 2HCI
8. 2CH. COOH + 70. 6CO2 + 6H. O

Non renewable resources like petroleum eventually

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder