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Elements
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Questions (1,579)
Which of the following is a non metal?
Wood Iron Gold Aluminium
2 answers
asked by
Bamise
105 views
compare the noble gases with the halogens
compare the noble gases with the alkali metals
2 answers
asked by
....
92 views
The noble gases have low boiling points.
But their boiling points do increase as you move down the periodic table. This is
2 answers
asked by
....
165 views
what is the element symbol of potassium and how much protons does it Hass?
2 answers
asked anonymously
107 views
what is the name of the element symbol “Es” and how much protons does it has
What is the name and the element symbol of the
2 answers
asked anonymously
105 views
what element explodes in water?
2 answers
asked anonymously
107 views
Atomic number of silicon
2 answers
asked anonymously
60 views
indicate whether or not each of the following elements can form ions, and if so, give the ion symbol or symbols
a/ silicon b/
2 answers
asked anonymously
107 views
name an element that is a colorful, reactive gas as room temperature
2 answers
asked anonymously
73 views
name an element that is an alkali metal
2 answers
asked anonymously
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name a elements that is solid at a room temperature
2 answers
asked anonymously
73 views
list four properties shared by the halogens
2 answers
asked anonymously
73 views
Which element has the same number of valence electrons as bromine (Br)?
(1 point) krypton (Kr) potassium (K) chlorine (Cl)
23 answers
asked by
poiuytfdcbnhgfdsxcvbnjuytres4356yu7iyhb gfdxzs5yty
309 views
3 mol of copper metal
2 answers
asked anonymously
97 views
5. A researcher wants to experiment with an element that reacts like phosphorus (P) but has a greater atomic mass. Which element
1 answer
asked anonymously
114 views
A(n) _____ is formed of two or more elements and has its own properties.
1 answer
asked anonymously
74 views
Which of the following is not true?
1. Transition elements have lower melting points compared to group 1 elements 2. Transition
1 answer
asked anonymously
120 views
elements of research proposal
2 answers
asked anonymously
74 views
How come d 2 in nitrogen and 6 in oxygen
1 answer
asked anonymously
50 views
Use the drop-down menus to classify the elements as alkali metals, alkaline earth metals, or transition metals.
Nickel (Ni):
2 answers
asked anonymously
144 views
Detaile explanation of elements uranium
2 answers
asked anonymously
30 views
Q1. Examine the surface of a piece of sodium just taken out of the bottle. Cut the piece of the sodium in half with a knife and
1 answer
asked by
simon fredly
84 views
Many compounds of group 3 elements have chemical behavior that reflect an electron deficiency.
a) What is the meaning of electron
3 answers
asked by
simon fredly
108 views
Are explosions a form of the element fire!
Yes or No
4 answers
asked anonymously
46 views
Why are noble gases the least reactive elements?
3 answers
asked by
Mikayla
409 views
An element is highly conducive highly reactive soft and lustrous. The element most likely belongs in which group
1 answer
asked by
Gary
131 views
I need to find out the cost of the inert gas, Neon and it's Normal Phase to finish off a project. I have searched and searched
47 answers
asked by
Holly
1,256 views
Two of most unique elements on the periodic table are hydrogen and helium. What makes them so unique and removed from the other
1 answer
asked anonymously
189 views
What is one way in which Noble Gases are different from other elements?
a. Noble Gases have low boiling points b. Noble gases
2 answers
asked by
Erika
694 views
What description most accurately characterizes argon?
(1 point) Responses Argon is a halogen and exhibits high unreactivity owing
2 answers
asked by
mvhj
40 views
Which of the following is most chemically like Selenium (Se)?(1 point)
Responses Bromine (Br) Bromine (Br) Sodium (Na) Sodium
2 answers
asked by
mvhj
61 views
What is the element arsenic used for? Or is it just bad?
1 answer
asked by
BeanieBoi
58 views
An element is also a pure substance. What is the reason for this?
a. An element contains only one type of particle. b. Different
1 answer
asked by
skittlez
107 views
Fluorine has 7 valence electrons. Which charge is its ion likely to have?(1 point)
Responses 1+ 1+ 5- 5- 1– 1– 5+
2 answers
asked by
Cinnamon Roll
99 views
Use the list to answer the question.
potassium, Group IA calcium, Group IIA iodine, Group VIIA neon, Group VIIIA Which two
2 answers
asked by
Cinnamon Roll
166 views
_____ combines with carbon dioxide to form a glucose.
Carbon Sodium Oxygen Hydrogen Nitrogen
4 answers
asked by
dunaiw
55 views
Which of the following is not an element?
Water Oxygen Carbon Chlorine Hydrogen
1 answer
asked by
turbzdon
69 views
Which of these is a light element?
oxygen iron lithium carbon
2 answers
asked by
Connexus Student
198 views
Which elements of Chinese culture spread throughout the world? Select the two correct answers.
A. gunpowder B. Hinduism C.
4 answers
asked by
༼ つ ◕_◕ ༽つ
223 views
The Greek
philosophers believed in four basic "elements". Which of the following was NOT specifically identified as one of these?
4 answers
asked by
Linda Emory
77 views
what is true about most higher gray metallic or's?
1 answer
asked by
big bass🤪
73 views
Which of these is a heavy element in a star?(1 point)
Responses carbon hydrogen helium lithium
2 answers
asked by
wiggle
293 views
Which of these is a light element?(1 point)
A. carbon B. oxygen C. iron D. lithium
2 answers
asked by
wiggle
65 views
Which is the heaviest element produced in large stars by nuclear fusion near the end of their life cycle?(1 point)
Responses
2 answers
asked by
kitty face
141 views
Which of these is a light element?(1 point)
Responses iron iron carbon carbon oxygen oxygen lithium
2 answers
asked by
kitty face
73 views
What design elements are arranged by typography designers?
A. patterns and textures B. colors and materials C. blueprints and
2 answers
asked by
dadwithemilk
55 views
Which of these is a heavy element in a star?(1 point)
Responses lithium lithium hydrogen hydrogen carbon carbon helium
2 answers
asked anonymously
138 views
Which statement about nitrogen (N) and phosphorus (P) is correct
They have the same number of valence electrons They are both
2 answers
asked anonymously
65 views
In which way does hydrogen resemble the alkali metals?
1 answer
asked anonymously
60 views
How many valence electrons are in the element, oxygen?
a 6 b 4 c 3 d 2
2 answers
asked anonymously
50 views
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