Identify the statement regarding H2, He, and NH3 that is correct.
A) H2 and He are chemical elements.
B) Only He is a chemical element.
C) Only H2 is a chemical compound.
D) All are chemical elements.
E) All are chemical compounds.
Correct Answer:
Verified
Q52: Which one of the following statements is
Q53: Oxygen is best described as a _
A)metalloid.
B)metal.
C)transition
Q54: Which letter below represents the chalcogen group?
Q55: Elements in group 17 (VIIA) are called
Q56: Identify the letter of the group that
Q58: Potassium is best described as a _
A)metalloid.
B)metal.
C)transition
Q59: Nitrogen and oxygen combine to form several
Q60: Which letter below represents the halogen group?
Q61: Based on its position in the periodic
Q62: Based on its position in the periodic
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