Multiple Choice
Who discovered the nucleus of an atom?
A) Thomson
B) de Broglie
C) Rutherford
D) Bohr
E) Heisenberg
Correct Answer:
Verified
Correct Answer:
Verified
Q87: Which name-formula pair is incorrect?<br>A)hypochlorous acid,HClO<sub>2</sub><br>B)titanium(IV)carbide,TiC<br>C)strontium nitride,Sr<sub>3</sub>N<sub>2</sub><br>D)magnesium
Q88: According to the law of multiple proportions:<br>A)the
Q89: How many electrons does the ion <img
Q90: How many neutrons are there in the
Q91: For the following balanced chemical equation,which substance
Q93: The correct name for LiCl is<br>A)monolithium chloride.<br>B)lithium
Q94: The formula for hypochlorous acid is<br>A)HClO<sub>4</sub>.<br>B)HClO<sub>3</sub>.<br>C)HCl.<br>D)HClO<sub>2</sub>.<br>E)HClO.
Q95: The formula for copper(II)phosphate is<br>A)Co<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub>.<br>B)CuPO<sub>4</sub>.<br>C)Co<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>.<br>D)Cu<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub>.<br>E)Cu<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>.
Q96: An important class of molecular substances that
Q97: When the equation<br>_ C<sub>5</sub>H<sub>6</sub>N<sub>2</sub>OS(s)+ _ O<sub>2</sub>(g)→ _