Chemistry Homework Help

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Periodic Table

Q. Which element exists as a diatomic molecule in its most stable state? 1. phosphorus 2. sulfur 3. iron 4. hydrogen 5. water

Solved • Feb 18, 2020

Periodic Table

Q. Predict the charge than an ion formed from sulfur would have. a) 1- b) 3- c) 6+ d) 4+ e) 2-

Solved • Feb 18, 2020

Periodic Table

Q. Predict the charge that an ion formed from sodium would have. a) 2- b) 1+ c) 3- d) 6+ e) 1-

Solved • Feb 18, 2020

Periodic Table

Q. Which of the following element is a metal? a) Ge b) N c) I d) Sn e) Ne

Solved • Feb 18, 2020

Periodic Table

Q. Which element would most likely form an ion with a charge of -2? a) N b) Te c) Na d) I e) Al

Solved • Feb 18, 2020

Periodic Table

Q. Argon belongs to the ______ group of the periodic table. a) alkali metal b) alkaline earth metal c) halogen d) noble gas

Solved • Feb 18, 2020

Periodic Table

Q. Calcium belongs to the ______ group of the periodic table. a) alkali metal b) alkaline earth metal c) halogen d) noble gas

Solved • Feb 18, 2020