Dmitri mendeleev Study guides, Class notes & Summaries
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MTEL General Curriculum Exam Questions & Answers 2024
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MTEL General Curriculum Exam Questions & Answers 2024 
 
 
Marie Curie - ANSWER-Studied radioactivity. Won Nobel Prize for physics and chemistry. First woman to win one and first person to win two. Discovered the element radium. 
 
Dmitri Ivanovich Mendeleev - ANSWER-Created the periodic table of elements. 
 
Nicolaus Copernicus - ANSWER-Came up with the idea that the Earth and other planets revolve around the sun. At the time, people believed that the Earth was the center of the universe. 
 
Fr...
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TEST BANK FOR RADIOLOGIC SCIENCE FOR TECHNOLOGISTS 11TH EDITION BY BUSHONG
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MULTIPLE CHOICE 
 
 1. The term “atom” was first used by the ___________. 
a. Ethiopians 
b. British 
c. Greeks 
d. Romans 
 
 
ANS: C 
The term “atom” was first used by the Greeks 
 
DIF: Moderate REF: p. 27 
OBJ: Relate the history of the term “atom.” 
 
 2. The first person to describe an element as being composed of identical atoms was 
__________. 
a. J. J. Thomson 
b. John Dalton 
c. Dmitri Mendeleev 
d. Niels Bohr 
 
 
ANS: B 
The first person to describe an ele...
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
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- $13.99
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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Chapter 2: The Structure of Matter Test Bank>Test Bank for Radiologic Science for Technologists 10th Edition by Bushong
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1. The term “atom” was first used by the _____. 
a. Ethiopians 
b. British 
c. Greeks 
d. Romans 
ANS: C 
The term “atom” was first used by the Greeks 
DIF: Moderate REF: page 27 OBJ: Relate the history of the term “atom.” 
2. The first person to describe an element as being composed of identical atoms was _____. 
a. J. J. Thomson 
b. John Dalton 
c. Dmitri Mendeleev 
d. Niels Bohr 
ANS: B 
The first person to describe an element as being composed of identical atoms was John 
Dalton....
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UPDATED GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
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What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) - formula - answer CO3 (2-) 
Sulfate (ion) - formula - answer SO4 (2-) 
What do you leav...
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NOVA:Hunting the Elements exam with 100% correct answers already graded A+
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There are ________ unique substances (elements) arranged on an amazing chart that reveals their hidden secrets to anyone who knows how to read it. 
118 
 
 
 
All the gold ever mined would fit into a single cube about _______ feet on a side. 
60 
 
 
 
Three-quarters of the elements are ________________. 
metals 
 
 
 
How an atom reacts chemically depends on how willing it is to share _________________ with others. 
electrons 
 
 
 
How much would a 60 pound block of gold be worth in dollars? $...
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PRAXIS 5005: Science Latest 2023 Rated A
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PRAXIS 5005: Science Latest 2023 Rated A Igneous Rock formed when hot magma cools beneath the ground or lava cools above the ground forms crystal like/ glassy rocks 
ex: granite, pumus, basalt 
Sedimentary Rock Changed by pressure does not involve heat Usually near water/ involves water sometimes contain fossils 
forms from previously weathered and erroted material which may have been igneous, sedimentary, rock metamorphic rock. 
ex: dolemite, limestone, sandstone 
Metamorphic Rock Has been chan...
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
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- $13.49
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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