Which symbol does not denote a compound?
A) 
B) 
C) C2H4
D) Cr
E) Ca CO3
Correct Answer:
Verified
Q26: What is the symbol for tungsten?
A)W
B)Tu
C)Sn
D)St
E)Ti
Q27: Which of the following is an element?
A)fire
B)iron
C)salt
D)water
E)wine
Q28: What is the chemical symbol for calcium?
A)C
B)Ca
C)Cl
D)Cr
E)Cu
Q29: Which of the following can be classified
Q30: Which of the following is a mixture?
A)cough
Q32: A reddish powder is heated gently in
Q33: Xylene,a compound with the formula C8H10,is composed
Q34: A pure substance
A)always has the same elemental
Q35: The most common element by mass percent
Q36: Which element is not essential for human
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents