Advertisements
Advertisements
Question
Name one metal occurring as a : Oxide ore
Solution
Aluminium
APPEARS IN
RELATED QUESTIONS
State the use of:
hard steel
From the metals: copper iron, magnesium, sodium and zinc, select a different metal in each case
which:
for not react with cold water but reacts with steam when heated.
Give reason for the following:
Galvanized metal ions should not be used for storing food.
Write the name and formula of two ores of the following: Zinc
Give composition and uses of the following alloys. Mention the reason for its use.
Bronze
Arrange the metals:
calcium, iron, magnesium and sodium in order of their reactivity with water placing the most reactive first.
The following question refer to the extraction of aluminium and iron from their ores:
What is the major impurity present in iron when it is removed from the furnace?
From the metals copper, iron, magnesium, sodium and zinc, select a different metal in each case which:
(a) Does not react with dilute hydrochloric acid
(b) Can form 2+ and 3+ ions
(c) Has a hydroxide that reacts with both acid and alkalis.
(d) Does not react with cold water, but reacts with steam when heated.
Name the following :
An alloy of lead and tin that is use in electrical circuits.
Metal sheets : Malleable : : Electric wires : _______