NEED HELP ASAP

1) Is Sulfur a metal or nonmetal? _______________________
2) Which family is Calcium in? _________________________
3) What is the Element’s name for the element that has the atomic number 72?
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4) What is the atomic mass of Thallium? _________________________
5) What are all the atomic symbols for the Noble gases?
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6) What are all the Element’s names in the metalloids?
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7) What are all the atomic masses for the Actinides?
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8)How many protons does Arsenic have? __________________
9) How many electrons does Radium have? ________________
10) How many neutrons does Nickel have? ________________

Answers

Answer 1

I'll see what I can do here...

1) Nonmetal

2) Calcium (Ca), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table.

3) Hafnium

4) 204.3833 u

5) Not sure what you're asking, but oble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og)

6) The metalloids; boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te), polonium (Po) and astatine (At)

7) The Actinide series contains elements with atomic numbers 89 to 103 and is the third group in the periodic table.

8) 33

9) 88

10) 30

Hope this helps!

Answer 2
Agreed it only makes since

Related Questions

pls help!!

The number that represents a neutral pH is ________.​

Answers

Answer:

7

Explanation:

7 is the number that represents a neutral pH

11) Nitrogen oxides undergo many interesting reactions in the environment and in industry. Given the following information, calculate H for the overall equation:
2 NO2(g) + 1/2 O2(g) N2O5(s).
N2O5(s) 2 NO(g) + 3/2 O2(g), deltaH = 223.7 kJ

NO2(g) NO(g) + 1/2 O2(g), delataH = 57.1 kJ

delataH = ______kJ

12))))Write all coefficients, even if they are fractions or 1.)
(a) (Apply fractions as needed.)
______ _____(s) + ______ ______ (g) 5 NaCl(s)
(b) (Use the lowest possible coefficients.)
_______ _____ (s) + ______ _____(g) _____CaCl2(s)
(c) (Apply fractions as needed.)
_____ _____(g) _____O3(g)
(d) (Apply fractions as needed.)
______Mg(s) + _____ ______(s) + _____ ____(g) _____Mg3(PO4)2(s)

Answers

Answer:

one more time

Explanation:

shpuld i go

Please help I beg you

Answers

Answer:

is highly respect is correct I promise!

The density of a substance is 1.63 grams per milliliter. What is the volume, in ml, of a sample of the substance with a mass of 5.40Kg? 1000 g = 1 kg

Answers

Answer:

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Explanation:

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