Sodium an alkali metal and chlorine a halogen are both in period 3?of the periodic table. Which element has a higher ionization energy? Explain
1 answer:
Answer:
chlorine
Explanation:
Because in periodic table across the period from left to right, ionization energy increases due to increase in the nuclear charge as more and more electrons are added to the same shell.
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Answer:
im pretty sure it is D
Explanation:
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Mole = mass / molar mass 123/138.6 = 0.8874 Mr= K - 39.1 Cl- 35.5 O4 - (16x4= 64). 39.1+35.5+64 = 138.6
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Instead of f(x) = 89x - 100 It will be f(x) = 89x + 25 And that is equivalent of shifting the line vertically up by 125 (we move from -100 to 125) Hope this helps