11 grade chemistry others
Coke is almost a pure form of carbon. (T / F)A. TrueB. False
Coke is almost a pure form of carbon. (T / F)A. TrueB. False
1 Answer
Askiitians Tutor Team
B. False
Coke is not almost a pure form of carbon; it is a fuel derived from coal and is primarily composed of carbon, but it may still contain small amounts of impurities such as sulfur, ash, and volatile compounds. Therefore, it is not considered a pure form of carbon.
Other Related Questions on 11 grade chemistry others
Which of the following is likely to be least stable?
- (A) Ca₄₀
- (B) Mn₅₅
- (C) Sn₁₁₉
- (D) Al₃₀
Which of the following is likely to be least stable?
- (A) Ca₄₀
- (B) Mn₅₅
- (C) Sn₁₁₉
- (D) Al₃₀
Grade 1111 grade chemistry others
Last Activity: 10 Months ago
Which of the following is not a Lewis acid?
- A. BF₃
- B. AlCl₃
- C. FeCl₃
- D. PH₃
Which of the following is not a Lewis acid?
- A. BF₃
- B. AlCl₃
- C. FeCl₃
- D. PH₃
Grade 1111 grade chemistry others
Last Activity: 10 Months ago
Which of the following is not a property of compounds?
- (A) They are made up of two or more kinds of atoms.
- (B) They cannot be broken down into two or more simpler substances by physical means but by chemical means only.
- (C) Properties of compounds differ from those of their elements.
- (D) None of the above.
Which of the following is not a property of compounds?
- (A) They are made up of two or more kinds of atoms.
- (B) They cannot be broken down into two or more simpler substances by physical means but by chemical means only.
- (C) Properties of compounds differ from those of their elements.
- (D) None of the above.
Grade 1111 grade chemistry others
Last Activity: 10 Months ago
Which of the following is polar?
- A. NF₃
- B. BF₃
- C. SF₄
- D. SiF₄
Which of the following is polar?
- A. NF₃
- B. BF₃
- C. SF₄
- D. SiF₄
Grade 1111 grade chemistry others
Last Activity: 10 Months ago
Which of the following metals exists in their native state in nature?
- (i) Ca
- (ii) Au
- (iii) Zn
- (iv) Ag
A. (i) and (ii)
B. (ii) and (iii)
C. (ii) and (iv)
D. (iii) and (iv)
Which of the following metals exists in their native state in nature?
- (i) Ca
- (ii) Au
- (iii) Zn
- (iv) Ag
A. (i) and (ii)
B. (ii) and (iii)
C. (ii) and (iv)
D. (iii) and (iv)
Grade 1111 grade chemistry others
Last Activity: 10 Months ago