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Chemistry And Biology Flashcards | StudBud
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Chemistry And Biology
Chemistry And Biology
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Questions
41
Answers
1
What Did Mendeleev Order Elements In
Name
Atomic Weight
Atomic Number
Electrons
2
What Is The Relative Mass Of An Electron
0.0005
0.05
0.005
1
3
6th Element Of Periodic Table
Boron
Nitrogen
Carbon
Beryllium
4
Metals Are
All Solid
Low Melting Point
Not Ductile
Malleable
5
Metals Conduct Electricity Because Of Delocalised Electrons
False
True
6
Which Isn't A Property Of An Ionic Compound
Solid Ionic Compounds Conduct Electricity
High Boiling Point
High Melting point
Many Dissolve Easily In Water
7
Which Isn't A Property Of Simple Molecules
Low Boiling Point
Strong Intermolecular Forces
Low Melting Point
Strong Covalent Bonds
8
Who Made Plum Pudding Model
Ernst Rutherford
JJ Thompson
John Dalton
Niels Bohr
9
Active Transport Doesn't Use......
Particles Transported Along Concentration Gradient
Carrier Proteins
ATP
Particles Transported Against Concentration Gradient
10
Metals Lose Electrons
False
True
11
Chemistry Done Is Bio Harder?
i jus wanna eat
i gotta glock in my rarrriiiiiiiiiiii
No
Yes Obv
12
What Happens At The Ribosome
We weren't taught dis
Transcription
Translation
Amino Acid synthesis
13
For Plant Cells If Surroundings Have A Higher Water Potential They Undergo.......
Turgidity
Lysis
Crenating
Plasmolysed
14
For Animal Cells If Surroundings Have A Lower Water Potential They Undergo.......
Plasmolysed
Lysis
Turgidity
Crenating
15
Animal Cells Are......
Eukaryotic Cells
Prokaryotic Cells
16
What Is A Covalent Bond
When metals combine together to share a pairs of electrons
When non-metals combine together to share a pairs of electrons
When different elements combine together to share a pairs of electrons
idk icl
17
What is The Balanced Equation Of Sulfuric Acid And Sodium Hydroxide
H2SO4 + NaOH -----> Na2SO4 + H2O
3H2SO4 + 2(NaOH) -----> 4Na2SO4 + 2(H2O)
2H2SO4 + NaOH -----> Na2SO4 + 2(H2O)
H2SO4 + 2(NaOH) -----> Na2SO4 + 2(H2O)
18
Active Transport Uses More Energy Than Osmosis
True
False
19
Which One Is Typically Bigger
Prokaryotic Cells
Eukaryotic Cells
20
Most Metals Can Conduct Electricity
False
True
21
Space Filling Models Cant Be Used To Display Ionic Compounds
False
True
22
Osmosis Is The Movement Of Water Molecules From A High To Low Water Potential Across Any Object
True
False
23
Who Used Positive Alpha Particles
John Dalton
JJ Thompson
Niels Bohr
Ernst Rutherford
24
Sodium Chloride Is An Ionic Compound, What Is The Balanced Equation Between Them
2Na(s)+Cl2(g) → 2NaCl(aq)
Na(s)+Cl2(g) → NaCl(s)
2Na(s)+Cl2(g) → NaCl(s)
2Na(s)+Cl2(g) → 2NaCl(s)
25
What Is This
Cytoplasm
Mitochondria
Nucleus
Ribosome
26
Is Berenice A Neek
True
False
27
What Is An Isotope
idk icl
Same number of protons and electrons different number of neutrons
Same number of electrons and neutrons different number of protons
Same number of protons and neutrons different number of electrons
28
For Plant Cells If Surroundings Have A Lower Water Potential They Undergo.......
Crenating
Lysis
Turgidity
Plasmolysed
29
Ionic Compounds Can Conduct Electricity In All States
True
False
30
Which Isn't A Covalent Bond
Magnesium Bromide
Hydrogen Gas
Carbon Dioxide
Chlorine Gas
31
What is The Balanced Equation Of Sodium And Water
Na+2H2O→2NaOH+H2
2Na+2H2O→2NaOH+H2
Na+H2O→2NaOH+H2
Na+H2O→NaOH+H2
32
Bacteria Pili Are......
Capsule around the celll
Where extra DNA are stored
Tiny Hair like Structures
Tail like structure
33
Who Experimented With Cathode Rays
John Dalton
Niels Bohr
Ernst Rutherford
JJ Thompson
34
Which Isn't Part Of A Animal Cell
Vacuole
Nucleus
Ribosome
Cell Membrane
35
Bacteria Cells
Eukaryotic Cells
Prokaryotic Cells
36
What Isn't Part Of A Chemical Change
It is usually irreversible
idk icl
New Substances Are Made
Particles Are Just Rearranged
37
How Many Subatomic Particles Are In An Atom
3
4
2
1
38
What Doesn't Increase Diffusion
Decrease the distance the particles need to move
Increase concentration gradient
Increase surface area
Increase the amount of energy
39
Ions Are........
Electrostatic forces of attraction between negative particles
Electrostatic forces of attraction between oppositely charged particles
idk icl
Electrostatic forces of attraction between positive particles
40
An Ion Is The Same Number Of Protons And Neutrons Different Number Of Electrons
True
False
41
Non-Metals Gain Electrons
True
False
