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solniwko [45]
3 years ago
13

Which of the following is a polar molecule?

Chemistry
1 answer:
mixer [17]3 years ago
7 0

the answer is option b


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Read 2 more answers
I need the 3 questions !!! About Rubidium (Rb) <br><br> ASAP PLEASE DUE IN LIKE 20 min
hjlf

Answer:

  1. 419kJ/mol  
  2. 5,0,0,+12
  3. That catches fire spontaneously

Explanation:

1. Topic: Chemistry

ElementFirst Ionization Energy (kJ/mol) Lithium520Sodium496Rubidium403Cesium376According to the above table, which is most likely to be the first ionization energy for potassium?  

  • 536kJ/mol  
  • 504kJ/mol  
  • 419kJ/mol  
  • 391kJ/mol  
  • 358kJ/mol

2. Topic: Chemistry, Atom

The correct set of four quantum numbers for the valence electrons of the rubidium atom   (Z=37)  is:  

  • 5,1,1,+12  
  • 5,0,1,+12  
  • 5,0,0,+12
  • 5,1,0,+12

3. Rubidium and cesium are pyrophoric. Here the term pyrophoric means:

  • That hardly catches fire
  • That does not catch fire at all
  • That catches fire spontaneously
  • None of these
5 0
3 years ago
What type of weather will maryland expect in a day or so?
ycow [4]

Answer:

clouds???

Explanation:

8 0
2 years ago
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