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Atomic Structure
Page 5
Questions (4,346)
Nucleons in 10cm³ in florine gas
1 answer
asked by
Bongani
126 views
Use the model of a molecule to answer the question.
H H | | H — C — C — O — H | | H H How many atoms of carbon does this
1 answer
asked by
~ + Mewmew + ~
481 views
Define mole
1 answer
asked by
Betsy
43 views
An atom of beryllium can be represented as 9 4 Be
Describe the structure of the beryllium atom. In your answer make reference to
1 answer
asked by
ahaahah
100 views
A neon atom has 10 protons and 10 electrons. The 10 protons have a charge of +10 and the 10 electrons have a charge of −10. No
2 answers
asked anonymously
51 views
What is the sum of the charges in the neon atom?
Drag and drop the label on the number line to show the sum of the charges in the
2 answers
asked anonymously
51 views
31.
Choose the best answer. Elements are represented by symbols made up of _____. electrons numbers letters
1 answer
asked by
klklklkkl
68 views
Match the the term with the correct definition.
Isotope having to do with an idea or thought form of an element having the same
1 answer
asked by
klklklkkl
79 views
Which are particles that make up the nucleus of an atom? Select the two correct answers. (1 point)
neutrons electrons bozons
11 answers
asked by
Sans
258 views
Why can emission spectra be used to identify elements?
a. Each element cannot be matched to an emission spectra b. The emission
3 answers
asked by
hi
173 views
Which particles of the atom make up the atomic mass
a. Protons b. Electrons and Protons c. Neutrons and Electrons d. Protons and
1 answer
asked by
hi
72 views
Which information about an atom can a period number give you?(1 point)
Responses the ionic charge it forms the ionic charge it
2 answers
asked by
Cinnamon Roll
153 views
A carbon atom has a relative atomic mass of 13.6.
30% of the carbon atom has a mass number of 12.8. 15% of the carbon atom has a
1 answer
asked by
ahaahah
103 views
Which statement about the number of protons and neutrons in a nuclear change is correct?
responses- a- The total atomic mass
3 answers
asked by
Someone
180 views
Use the table to answer the question.
Atom Color in Molecular Model hydrogen (H) white oxygen (O) red nitrogen (N) blue carbon
1 answer
asked by
Sans
251 views
How many atoms of carbon does the molecule have?
2 answers
asked anonymously
125 views
the number of protons (which equals the number of electrons) in an atom. It is sometimes called the proton number
1 answer
asked by
ahaahah
75 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many neutrons does an atom of radium have?
226/88 Gr
1 answer
asked by
boopboooooop
128 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many neutrons does an atom of radium have?
226 138 88
1 answer
asked by
boopboooooop
77 views
The element GreatRiverdom (Gr) is represented by the following symbol. How many protons are in an atom of Gr?
226 138 88 314
4 answers
asked by
boopboooooop
74 views
What would the mass number of the new element formed be?
234 = 0 + ? 234 230 233 0
1 answer
asked by
boopboooooop
93 views
A sample of gold (Au) has a mass of 35.12 g.
A. Calculate the number of moles of gold (Au) in the sample. Show work. B. Calculate
1 answer
asked by
no
90 views
Nearly all the mass of an atom is contained within _____.
a. the electron cloud b. protons c. the nucleus d. neutrons
1 answer
asked by
Material gworl
53 views
Why is deuterium oxide called “heavy water”?
Responses Its hydrogen atoms are heavier than others. Its hydrogen atoms are
7 answers
asked anonymously
204 views
Why is it notable that Carbon has 4 valence electrons? What are valence electrons?
2 answers
asked by
caee
52 views
Can you Sketch the atomic structure of a copper?
2 answers
asked by
Jonathan
78 views
Which of the following best describes an atom
1 answer
asked anonymously
53 views
An alpha particle is equivalent to the nucleus of an atom of which element?
a) nitrogen b) carbon c) helium d) hydrogen
1 answer
asked by
Someone
112 views
Which element is most likely to gain electrons and become a negatively charged ion?
1. chlorine 2. oxygen 3. lithium 4. magnesium
1 answer
asked by
ahaahah
67 views
Which of these statements is true about the effective nuclear charge
a. Increases down the group b. All of the option c.
1 answer
asked anonymously
58 views
Half the distance between the nuclei of two atoms belonging to two adjacent molecules in a crystal lattice is called
1 answer
asked anonymously
58 views
Draw the electron configuration of a neutral atom of calcium
1 answer
asked by
Valentina
73 views
Write the electron configurations for Period 1 elements. What is the relationship between the period number and the energy level
1 answer
asked by
Valentina
69 views
do metal atoms always have a full outer shell originally/normally? when they're not ions.
1 answer
asked by
ahaahah
64 views
do metal atoms always have a full outer shell?
1 answer
asked by
ahaahah
52 views
Polonium has a mass number of 212 and an atomic number of 84. In a balanced nuclear reaction, polonium releases an alpha
1 answer
asked by
boopboooooop
148 views
The element radium has a mass number of 226 and an atomic number of 88. How many neutrons does an atom of radium have?(1 point)
R
1 answer
asked by
boopboooooop
130 views
Every atom of an element has the same _____.
weight mass number of protons number of neutrons
1 answer
asked by
mir
65 views
Which is larger than a single atom?
electron proton magnetic domain neutron cloud
1 answer
asked by
mir
76 views
Most of an atom’s volume is found _____.
between the protons and neutrons in the protons and neutrons in the electron cloud in
1 answer
asked by
mir
61 views
Which of the following statements best describes the relationship between atoms and conductivity?(1 point)
Responses Atoms with a
1 answer
asked by
A
297 views
Which of the following statements best describes the relationship between atoms and conductivity?(1 point)
Responses Atoms with a
1 answer
asked by
social studies
73 views
Geoffrey has the atoms of an unknown element. His experiment concludes that these atoms are electrically neutral. What is the
2 answers
asked anonymously
139 views
What atom does the electron shell model below represent?
a Indium b Phosphorus c Arsenic d Aluminum
2 answers
asked anonymously
150 views
Match the following elements to the number of valence electrons they would have.
Column A 1. Na (sodium): Na (sodium) 2. Mg
2 answers
asked anonymously
62 views
Match the part of an atom to its description.
Column A 1. proton: proton 2. neutron: neutron 3. electron: electron 4. nucleus:
2 answers
asked anonymously
241 views
Why does the chloride ion have a -1 charge?
a Chlorine atoms lose an electron. b Chlorine atoms have no electrons. c Chlorine
2 answers
asked anonymously
135 views
The modern day periodic table is organized by what?
a Number of Neutrons b Number of Protons c Number of Electrons
2 answers
asked anonymously
74 views
In all elements in a group, the thing that is the same is the:
a Number of electrons in the valence shell b Number of electrons c
2 answers
asked anonymously
90 views
If only an element’s atomic number and weight are provided, what other atomic information can be determined for a neutral
4 answers
asked by
Anonymous
706 views
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