
s3_chem_HYE_rev_C_chi

Quiz
•
Chemistry
•
9th Grade
•
Hard
Steven Wong
Used 8+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪種元素是半金屬?
鈹
硅
磷
氯
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一組元素全都是非金屬?
B、Si、Ne、Ar
Be、Mg、Al、Li
C、N、P、S
O、F、Cl、Be
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪些有關金屬的陳述不正確?
它們不是良好的導電體。
在常溫常壓下它們全都是固體。
它們通常具有低密度。
它們通常具有高熔點。
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪項有關次原子粒子的陳述不正確?
中子是電中性的。
質子和中子的質量大致相同。
所有原子均含有質子、中子和電子。
原子的質量集中在原子核。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
硫原子的原子符號是3316S。下列哪個組合正確?
中子 16 , 電子16
質子16, 電子16
中子17, 質子17
電子17 ,質子16
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
列哪些有關4018X 和 4118Y的陳述不正確?
它們是同一種元素。
它們具有相同數量的中子。
它們具有相同的化學性質。
它們具有相同的物理性質。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
元素X具有三種同位素:24X、25X和26X。25X和26X 的相對豐度分別是10.00%和11.01%。X的相對原子質量是多少 (準確至兩個小數位)?
24.29
24.30
24.32
24.33
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