metals with acid, water, and oxygen

Question 1

how do metals react with hydochloric acid

Answer 1

when a metal reacts with hydrochloric acid the products will be a solution of salt ( an x chloride ) and hydrogen gas.

Question 2

hydrogen test

Answer 2

the pop test. collect gas by holding an empty test tube over the reaction tube, light a match, place it in the test tube containing the gas, and see if it makes a popping sound.

Question 3

Hydrogen and oxygen react…

Answer 3

explosively. this is why it makes a popping noise, the product is water.

Question 4

metals that don’t react with acid

Answer 4

copper, silver, gold

Question 5

metal that reacts slowly to acid

Answer 5

lead

Question 6

metals that react steadily to acid

Answer 6

zinc, iron

Question 7

metal that reacts vigorously to acid

Answer 7

magnesium

Question 8

(s) (g) (l) (aq) mean?

Answer 8

solid, gas, liquid, a substance dissolved in water

Question 9

magnesium with oxygen

Answer 9

burns vigorously. forms a thin layer of magnesium oxide even when it isn’t heated.

Question 10

zinc, iron and oxygen

Answer 10

zinc burns into sparks when heated, though not as vigorously as magnesium. iron burns slightly less vigorously.

Question 11

lead, copper, and oxygen

Answer 11

does not burn when heated. but forms a layer of oxide on the surface

Question 12

gold and oxygen

Answer 12

no reaction