北京市2006年度中考化学真题与答案
2006年北京市中考化学试卷(课标卷)一、选择题(每小题只有一个选项符合题意,每小题1分,共30分)1、空气的成分中体积分数最多的是()A、氮气B、氧气C、二氧化碳D、稀有气体2、下列生活中的变化,属于物理变化的是()A、米饭变馊B、牛奶变酸C、湿衣服晾干D、铁锅生锈3、下列物质中属于纯净物的是()A、果汁B、豆浆C、碳酸饮料D、水4、下图表示常见的垃圾分类,废弃的塑料矿泉水瓶属于()5、北京市正在实施“人文奥运文物保护计划”,其中修缮长城使用了大量的氢氧化钙,氢氧化钙的俗称是()A、火碱B、烧碱C、熟石灰D、小苏打6、保持氢气化学性质的粒子是()A、HB、H2OC、H2D、2H7、某校课外小...
相关推荐
-
架构演进:小米的经验分享VIP免费
2025-03-31 14 -
Chemical Evolution of Fluorine in the Milky Way Kate A. Womack1Fiorenzo Vincenzo1Brad K. Gibson1Benoit Côté23Marco Pignatari3110
2025-09-29 3 -
Chemical evolution of elliptical galaxies I supernovae and AGN feedback Marta Molero12Francesca Matteucci123Luca Ciotti4
2025-09-29 2 -
CHAYAN KARMAKAR ABSTRACT . The aim of this paper is to give another proof of a theorem of D .Prasad
2025-09-29 3 -
Charge-sensing of a GeSi coreshell nanowire double quantum dot using a high-impedance superconducting resonator
2025-09-29 3 -
Charge uctuation and charge-resolved entanglement in a monitored quantum circuit with U1symmetry
2025-09-29 3 -
Character-level White-Box Adversarial Attacks against Transformers via Attachable Subwords Substitution
2025-09-29 4 -
Certifying randomness in quantum state collapse Liang-Liang Sun1Xingjian Zhang2Xiang-Zhou1Zheng-Da Li34
2025-09-29 3 -
CERTIFIED ROBUSTNESS OF QUANTUM CLASSIFIERS AGAINST ADVERSARIAL EXAMPLES THROUGH QUANTUM NOISE
2025-09-29 3 -
Certified machine learning Rigorous a posteriori error bounds for PDE defined PINNs
2025-09-29 2
作者详情
相关内容
-
Charge uctuation and charge-resolved entanglement in a monitored quantum circuit with U1symmetry
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Character-level White-Box Adversarial Attacks against Transformers via Attachable Subwords Substitution
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Certifying randomness in quantum state collapse Liang-Liang Sun1Xingjian Zhang2Xiang-Zhou1Zheng-Da Li34
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
CERTIFIED ROBUSTNESS OF QUANTUM CLASSIFIERS AGAINST ADVERSARIAL EXAMPLES THROUGH QUANTUM NOISE
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Certified machine learning Rigorous a posteriori error bounds for PDE defined PINNs
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币


渝公网安备50010702506394