ExamVeda
Login
Home
51
The colour of iron rust is . . . . . . . .
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
52
What is the structure of nichrome, which is an alloy?
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
53
. . . . . . . . the compound is used as a drying agent.
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
54
Which is the purest form of iron?
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
55
Muscovite, Pegmatite and Biotite are ores of:
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
56
Which of the following is not a non-ferrous metallic mineral?
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
57
The symbol used for Magnesium is:
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
58
Rust needs three components to occur i.e. . . . . . . . .
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
59
Which is the second most abundant element found in the earth's crust?
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
60
Which of the following causes damage to bridges, iron rust and all items made of metals?
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board