A) It is composed of electrons and neutrons B) It is composed of protons only C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) 0 B) + C) -
A) have an equal number of charged and noncharged particles. B) have neutrons in their nuclei. C) have an equal number of neutrons and protons. D) have an equal number of electrons and protons.
A) cooking eggs B) breaking a pencil C) burning wood D) digesting food
A) Discovery Date B) Alphabetical Order C) Atomic Number D) Atomic Mass
A) Neutrons B) Protons and Neutrons C) Valence Electrons D) Protons
A) shape B) color C) pH D) density
A) eight protons in its nucleus. B) a total of eight protons and neutrons. C) eight neutrons in its nucleus. D) a total of eight neutrons and electrons.
A) protons plus the number of electrons. B) protons plus the number of neutrons. C) protons. D) neutrons.
A) They are located in the left-most column of the periodic table. B) They form negative ions with a -1 charge. C) They are usually gases. D) They are extremely nonreactive.
A) They are extremely rare in nature. B) a basically nonreactive. C) They form compounds with very bright colors. D) They are highly reactive with both metals and nonmetals.
A) are all metals B) have only 1 valence electron C) exist in all three states of matter in normal conditions D) are nonreactive
A) On the right side. B) On the left-most side. C) In the middle column of the periodic table. D) In the bottom rows.
A) mass;number B) color; smell C) number; mass D) location; ionization
A) 6 neutrons B) 12 neutrons C) 8 neutrons D) 3 neutrons
A) Noble Gases B) Halogens C) Alkaline Earth D) Alkali Metals
A) Halogens B) Alkaline Earth C) Akali D) Noble Gases
A) Halogens B) Noble Gases C) Alkali D) Alkaline Earth
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) 3 B) 5 C) 4 D) 2
A) metals B) metalloids C) nonmetals
A) Mendleev B) Einstein C) Ms. Watson D) Mosely
A) alphabetically B) according to atomic number C) According to atomic mass D) by date discovered
A) Atomic Number-Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) Atomic Number-Atomic mass B) Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number
A) electrons B) protons C) neutrons D) nucleus
A) pH B) reactivity C) flammability D) color
A) burning B) adding dye C) breaking D) crushing
A) can only be observed by changing the substance B) can be observed with senses C) vary within the same element D) only can be seen in a few elements
A) can be observes with the senses B) only can be observed in a few elements C) vary within the same element D) cn only be observed by changing the substance
A) chemical B) physical
A) chemical B) physical
A) not enough information B) it will float C) it will sink
A) kilograms B) hours C) grams D) meters
A) both accurate and precise B) precise C) nethier accurate or precise D) accurate
A) 100 B) 1,000 C) 1/100 D) 1/1,000
A) control B) dependent C) independent D) constant
A) fertilizer B) growth C) strawberries D) length of study
A) constant B) independent C) dependent D) control
A) tongs B) stirring rod C) graduated cylinder D) beaker
A) 16 B) 0 C) 10 D) 13
A) 35 B) 19 C) 18 D) 17
A) 26 B) 12 C) 14 D) 10
A) 8 B) 2 C) 18 D) 10
A) 57 amu B) 5.7 amu C) 115 amu D) 0.57 amu
A) 3 B) 4 C) 2 D) 1
A) Rutherford B) Thomson C) Dalton D) Bohr
A) Rutherford B) Chadwick C) Thomson D) Democritus
A) Thomson B) Rutherford C) Shrodinger and Heisenburg D) Bohr
A) Dalton B) Rutherford C) Bohr D) Thomson
A) Atoms combine to form compounds in simple whole number ratios. B) All matter is made of atoms. C) Atoms of the same element are exactly alike.
A) Bohr B) Dalton C) Chadwick 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) positive charge B) negative charge C) larger mass D) smaller mass
A) positrons B) neutrons C) protons D) electrons
A) 1.33g/ml B) 72g/ml C) 3g/ml D) 0.33g/ml
A) 24g B) 10.7g C) 17.5g D) 0.094g |