Multiple Choice
Calcium belongs to the ________ group of the periodic table.
A) alkali metal
B) alkaline earth metal
C) halogen
D) noble gas
Correct Answer:
Verified
Correct Answer:
Verified
Q212: How many protons (p)and neutrons (n)are in
Q213: Which of the following statements is not
Q214: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4940/.jpg" alt=" -Which of the
Q215: Which element is most chemically similar to
Q216: What group of elements does the shaded
Q218: Which of the compounds C<sub>2</sub>H<sub>6</sub>,CaCl<sub>2</sub>,Cu(NO<sub>3</sub>)<sub>2</sub>,OF<sub>2</sub> are expected
Q219: The observation that 4.0 g of hydrogen
Q220: Boron-9 can be represented as<br>A) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4940/.jpg"
Q221: Which of the following statements does not
Q222: The vertical columns of the periodic table