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