A) It is composed of protons only B) It is composed of protons and electrons C) It is composed of protons and neutrons D) It is composed of electrons and neutrons
A) - B) + C) 0
A) have an equal number of electrons and protons. B) have neutrons in their nuclei. C) have an equal number of charged and noncharged particles. D) have an equal number of neutrons and protons.
A) burning wood B) breaking a pencil C) digesting food D) cooking eggs
A) Discovery Date B) Alphabetical Order C) Atomic Number D) Atomic Mass
A) Neutrons B) Protons and Neutrons C) Valence Electrons D) Protons
A) pH B) density C) color D) shape
A) a total of eight protons and neutrons. B) a total of eight neutrons and electrons. C) eight protons in its nucleus. D) eight neutrons in its nucleus.
A) protons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) neutrons.
A) They are usually gases. B) They are extremely nonreactive. C) They are located in the left-most column of the periodic table. D) They form negative ions with a -1 charge.
A) a basically nonreactive. B) They form compounds with very bright colors. C) They are highly reactive with both metals and nonmetals. D) They are extremely rare in nature.
A) exist in all three states of matter in normal conditions B) are nonreactive C) have only 1 valence electron D) are all metals
A) On the right side. B) In the middle column of the periodic table. C) In the bottom rows. D) On the left-most side.
A) mass;number B) color; smell C) location; ionization D) number; mass
A) 3 neutrons B) 8 neutrons C) 6 neutrons D) 12 neutrons
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali Metals
A) Akali B) Alkaline Earth C) Noble Gases D) Halogens
A) Noble Gases B) Alkaline Earth C) Alkali D) Halogens
A) Alkaline Earth B) Halogens C) Noble Gases D) Alkali
A) 4 B) 2 C) 5 D) 3
A) metalloids B) metals C) nonmetals
A) Mendleev B) Einstein C) Ms. Watson D) Mosely
A) by date discovered B) according to atomic number C) alphabetically D) According to atomic mass
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Number C) Atomic Mass D) Atomic Mass-Atomic Number
A) electrons B) neutrons C) nucleus D) protons
A) color B) pH C) flammability D) reactivity
A) breaking B) burning C) crushing D) adding dye
A) can only be observed by changing the substance B) vary within the same element C) can be observed with senses D) only can be seen in a few elements
A) only can be observed in a few elements B) can be observes with the senses C) cn only be observed by changing the substance D) vary within the same element
A) chemical B) physical
A) chemical B) physical
A) it will sink B) not enough information C) it will float
A) grams B) kilograms C) meters D) hours
A) nethier accurate or precise B) both accurate and precise C) precise D) accurate
A) 1/1,000 B) 1,000 C) 100 D) 1/100
A) dependent B) constant C) independent D) control
A) growth B) fertilizer C) length of study D) strawberries
A) constant B) control C) dependent D) independent
A) stirring rod B) beaker C) tongs D) graduated cylinder
A) 13 B) 0 C) 10 D) 16
A) 35 B) 17 C) 19 D) 18
A) 26 B) 12 C) 10 D) 14
A) 2 B) 18 C) 8 D) 10
A) 57 amu B) 0.57 amu C) 5.7 amu D) 115 amu
A) 1 B) 4 C) 3 D) 2
A) Dalton B) Thomson C) Rutherford D) Bohr
A) Rutherford B) Democritus C) Thomson D) Chadwick
A) Bohr B) Shrodinger and Heisenburg C) Thomson D) Rutherford
A) Bohr B) Rutherford C) Dalton D) Thomson
A) Atoms of the same element are exactly alike. B) All matter is made of atoms. C) Atoms combine to form compounds in simple whole number ratios.
A) Dalton B) Chadwick C) Bohr D) Rutherford
A) Electron number never changes. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) Electrons are positively charged.
A) negative charge B) larger mass C) positive charge D) smaller mass
A) positrons B) protons C) neutrons D) electrons
A) 1.33g/ml B) 72g/ml C) 0.33g/ml D) 3g/ml
A) 10.7g B) 17.5g C) 0.094g D) 24g |