Question 1
Which of the following is INCORRECT?
A reaction typical for an alkali metal (M) is:
◦ M
2O + H
2O → 2 MOH
◦ M + X
2→ MX
2 (X = halogen)
◦ 2 M + 2 NH
3→ 2 MNH
2 + H
2 ◦ 2 M + O
2→ M
2O
2 ◦ 2 M + H
2→ 2 MH
Question 2
Which of the following is uncharacteristic of the alkali metals?
◦ low ionization energy
◦ low electronegativity
◦ large negative electrode potential
◦ two electrons in the valence shell
◦ produce colored flames when heated
