Register
Looking across period 4 of the periodic table, potassium (atomic number 19) is followed by calcium (atomic number 20), which is followed by scandium (atomic number 21). Which element should have the largest
10.3k views
5 votes
Looking across period 4 of the periodic table, potassium (atomic number 19) is followed by calcium (atomic number 20), which is followed by scandium (atomic number 21). Which element should have the largest atomic radius?

User Goper Leo Zosa
by
6.3k points

1 Answer

3 votes
Potassium. Atomic radius gets larger as it goes to the left.
User Teodor Tite
by
6.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.4m questions

8.4m answers

Other Questions

When weak acids react with strong bases, the H+ from the weak acid is transferred to the: metal of the strong base to form a metal hydride OH− from the strong base to form water and a salt salt that is
Some elements can have multiple molecular forms in the same physical state. these multiple forms are called a. isotopes. b. isotropes. c. allotropes. d. multi-tropes.
How many moles of ca(no32 are in 400 ml of a 0.80 m calcium nitrate solution?
How do the number of daylight hours affect temperature
True or False Natural Elements don't reflect light.
Link Copied!