Question

3 (a) For each of the following glve the name of an element from Period 2 (lichlum to neon). which matches the description. Elements may be used once, more than once or not at all. i) An element which is gaseous at room temperature and pressure ?1] if) An element that makes up approximately \( 78 \% \) by volume of the air [1] iii) An element which has atoms with a full outer shell of electrons [1] M) An element which exists as both diamond and graphite [1] v) An element that reacts vigorously with cold water [1] v) A soft metallic element which is stored in oil [1] \( \qquad \) \( \qquad \) \( \qquad \) \( \qquad \)

          3 (a) For each of the following glve the name of an element from Period 2 (lichlum to neon). which matches the description.
Elements may be used once, more than once or not at all.
i) An element which is gaseous at room temperature and pressure

?1]
if) An element that makes up approximately \( 78 \% \) by volume of the air
[1]
iii) An element which has atoms with a full outer shell of electrons
[1]
M) An element which exists as both diamond and graphite
[1]
v) An element that reacts vigorously with cold water
[1]
v) A soft metallic element which is stored in oil
[1]
\( \qquad \)
\( \qquad \)
\( \qquad \)
\( \qquad \)

3 (a) For each of the following glve the name of an element from Period 2 (lichlum to neon). which matches the description.
Elements may be used once, more than once or not at all.
i) An element which is gaseous at room temperature and pressure

?1]
if) An element that makes up approximately 78 % by volume of the air
[1]
iii) An element which has atoms with a full outer shell of electrons
[1]
M) An element which exists as both diamond and graphite
[1]
v) An element that reacts vigorously with cold water
[1]
v) A soft metallic element which is stored in oil
[1]

Added by Guillermo R.

Question

Please give Ace some feedback