Group 1 Elements or the Alkali Metals are Silvery metals that react with water. Which of the following is NOT a characteristic of the alkali metals

Higher melting and boiling points

More reactive than other metals

Which of the following trends of Alkali metals down the group is untrue

Density decreases down the group

Softness increases down the group

Melting and boiling points decrease down the group

Reactivity increases down the group

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1Group 1 Elements or the Alkali Metals are Silvery metals that react with water. Which of the following is NOT a characteristic of the alkali metals
1. AMore reactive than other metals
2. BSofter than other elements
3. CLighter than other elements
4. DHigher melting and boiling points
2Which of the following trends of Alkali metals down the group is untrue
1. ASoftness increases down the group
2. BMelting and boiling points decrease down the group
3. CDensity decreases down the group
4. DReactivity increases down the group
3Group VII Elements also known as
1. ATransition metals
2. BHalogens
3. CNoble Gases
4Describe the appearance of Bromine, a halogen
1. ABlack solid
2. BGreen gas
3. Cyellow gas
4. Ddark red liquid
5All halogens form what
1. AA coloured gas
2. BA coloured compound
3. CA catalyst (the protector)
6Halogens exist as diatomic molecules
1. AVerdadeiro
2. BFalso