Question

Which of the following will be the result of compound if hydrogen gas and oxygen gas combine?
a.alcohol
b.salt
c.sugar
d.water

8)Salt is made up of what elements?
a.sodium and chloride
b.sodium and chloride
c.sodium and cooper
d.sodium and oxide

9)which of the following correctly matched?
a.Gold:Element:Silver:compound
b.oxygen:element:water:compound
c.sugar:element:salt:compound
d.water element: hydrogen: compound

10)Which of the following is not an element?
a.Na
b.Fe
c.Pz
d.He​

Answer 1

Answer:

7)d.water

8)a.sodium and chloride

9)b.oxygen:element:water:compound

10)c.pz

Please mark my answer brainliest.

Answer 2

Answer of the following question are:

(1) The correct option is "d"

the result of compound if hydrogen gas and oxygen gas combine is water and give off plenty of heat in the process.

(2) The correct option is "a"

Salt consists of two elements, sodium (Na) and chloride (Cl).

(3) The correct option is "b"

The correctly matched pair is oxygen : element : water : compound

(4) The correct option is "c"

Pz is not a element

Hence the answer are :

d. Water

a. Sodium and chloride

b. oxygen : element : water : compound

c. Pz